What is one difference between a meteoroid and an asteroid?
Asteroids revolve around the Sun just like planets and meteoroids do not.
Asteroids are smaller than meteoroids.
Meteoroids revolve around the Sun just like planets and asteroids do not.
Meteoroids are smaller than asteroids.
Answers
Answer:
Meteoroids are smaller than asteroids.
Explanation:
An asteroid is a small rocky object that orbits the Sun. A meteor is what happens when a small piece of an asteroid or comet, called a meteoroid, burns up upon entering Earth's atmosphere
Answer:
Meteoroids are smaller than asteroids.
Explanation:
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Related Questions
Match the following states of matter to the image that best fits that state.
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<3
Tell me how the experiment foam fight combines with two or more substances to form something else. If it is a physical change only, tell me how the molecules only changed states of matter, and did not change in the molecule. So I wish is the chemical change and change is because when you mix two colors and make another color into when you pour baking soda.
Answers
Answer:
mixture is created when two or more different substances are physically combined and can be separated back into its original substances. A chemical reaction occurs when two or more substances are combined to form a new substance and cannot be separated back into its original substances.
Which choice describes an organism found in the understory of a rainforest? Responses
A. Palms and other small trees
B. Very tall trees
C. Bacteria
D. Thick, woody vines
Answers
Answer: Palms and other small trees
Explanation:
Answer:
A. Palms and other small trees
Explanation:
Understory Layer
Located several meters below the canopy, the understory is an even darker, stiller, and more humid environment. Plants here, such as palms and philodendrons, are much shorter and have larger leaves than plants that dominate the canopy. Understory plants’ large leaves catch the minimal sunlight reaching beyond the dense canopy.
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can someone help me please?
use the two given problems and rewrite them into hypotheses.
problem- does the number of mosquitoes affect the number of diseases spread in a summer?
hypothesis-
problem- does the number of clouds in the sky affect the degree of sunburn on a person’s skin?
hypothesis-
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if there are more mosquitoes, then there will be more disease spread in a summer
2)
if there are more clouds in the sky, then a person will have a lesser degree of sunburn
Which is the best way to define wind?
a
Wind is the movement of air from areas of low pressure to areas of high pressure
b
Wind is the movement of air to a colder area in the atmosphere.
c
Wind is the movement of air from areas of high pressure to areas of low pressure.
d
Wind is the movement of air pushed around and bouncing off Earth's surface.
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How can you put this in detail? a person in a moving bus is moving compared to building and another object outside but in rest relative to the bus itself
Answers
Answer:
Its true.
Explanation:
Because if we are in bus we are not moving ,the bus is moving . And the things around which are in rest feels that we are moving. So comparative to them we are moving. But comparison to bus we are in rest because bus is moving and we are sitting inside bus .
why it is dangerous for people to continue to travel into space?
Answers
Answer:
The environment of space is lethal without appropriate protection: the greatest threat in the vacuum of space derives from the lack of oxygen and pressure, although temperature and radiation also pose risks. The effects of space exposure can result in ebullism, hypoxia, hypocapnia, and decompression sickness.
Explanation:
hope that helps love!
Explanation:
This is very dangerous because if something goes wrong while you are in space theres a 50 percenr chance you will die. As of 2020, 19 lives have been lost while in space travel.
Plz PLZ plz PLz Plz Plz Help Plz dont answer if you dont know thank you :)
Ps. I will give brainliest if there are 2 answers and if it's right.
Answers
Answer: There is no question.
Explanation:
Due to no question I can simply not answer this. Pls mark me brianliest for answering correct.
Best Regards,
Me
But contact me if you need help
I’ll hand you the answers
Without a problem just give me Brainly points
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Answers
Answer:
i wold think it is C
Explanation:
Answer:
c i want brainiest
Explanation:
G
A substance occupies one half of an open container. The atoms of the substance are closely packed but are still
able to slide past each other.
What is most likely the phase of the substance?
gas
liquid
solid and gas
O liquid and solid
Mark this and return
Save and Exit
Next
Submit
Answers
Answer:
Solid and gas
Explanation:
What happens to the atoms that make up hydrogen fuel as it burns?
Answers
Answer:
When hydrogen fuel burns, its atoms combine with oxygen atoms in the air, which creates a chemical reaction that releases energy in the form of heat and light. The hydrogen atoms lose their outermost electrons, becoming positively charged ions (protons). These ions combine with the oxygen atoms to form water molecules (H2O), which evaporate into the air as steam. Therefore, the atoms that make up hydrogen fuel ultimately become part of water molecules during the process of combustion.
Explanation:
i will give brainliest to the one that solves this i need it to be done fast!!!!
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Answer:
pls mark brainest you can find the worksheet name at the bottom copy that and paste it in new tab and answers r there
Explanation:
I will leave a link so you can perform the test! (I have to space it out because brainly doesn't like links) Please answer within the next 45 minutes! !! IF YOU DON'T KNOW, DON'T ANSWER. IF YOU ANSWER WITHOUT KNOWING YOUR ACCOUNT CAN GET BANNED !! (It's happened to me before)
www. glencoe. com/sites/ common_ assets/science /virtual_ labs/E04 /E04.html
Answers
Answer:
Question 5: The sequence needs to be completed or nothing will happen.
Question 4: A food chain is a sequence of organisms that are connected by their feeding and productivity relationships; a food web is the interconnected set of many food chains. Energy transfer is a one-way process.
Question 3: Heat to molecular motion to mechanical energy to electrical energy
Question 2: Frictional energy
Question 1: Chemical energy is transformed into electrical energy and then into light energy
Explanation:
hope this helps!
How does an atom change if all of its electrons are removed?
p.s. I'll mark the first answer the brainliest if it is correct! ;)
a. The atom’s volume increases.
b. The atom’s mass increases.
c. The atom becomes positively charged.
d. The atom becomes negatively charged.
Answers
c. The atom becomes positively charged
if the electrons are removed it means theres no longer a negative charge to balance the positive charge of the protons in the atom
Heat from the sun travels to the Earth _____. in low frequency waves through the movement of molecules in high frequency waves by conduction and convection
Answers
Answer:
slow frequency waves
Explanation:
Answer:
in high frequency waves
Explanation:
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When designing an engineering solution, certain criteria and constraints must be considered. Criteria are the features of the design that must be kept in mind while solving the problem. A criterion answers the question, What do you want the design to do? A constraint is something that prevents the design from performing at its best. These constraints can include time, resources, and money.
When designing the airbag, what are some criteria you might consider and what constraints would you anticipate in its implementation?
Create a list of at least two criteria and at least three constraints that you must consider in the design. Rank them in order of importance, with the most important ones at the top of the list.
Answers
Answer:
The criteria listed in order of importance are;
1) To be inflated in the event of a collision in order to protect the occupants of the front of the vehicle
2) To be able to withstand the load of the breaking force of the occupants in the front seat of the vehicle during a collision
3) To be relatively tough so as to resist being torn on impact with a sharp object
The constraints listed in order of importance are;
1) How is the model design able to sense a collision that requires the airbag to be inflated
2) The uncertainty of the load the airbag will withstand upon collision
3) The possible hazard that could be caused by the gas used to inflate the airbag
4) The usage/interaction tendency between the vehicle occupant and the airbag system
Explanation:
In order to produce an effective design, it is important to be able to foresee the possible deficiencies of an idea so as to be able to mitigate the problems before an actual incident happens.
The criteria that should be considered include:
To be inflated in the event of a collision.Ability to withstand the load of the braking force of the occupants.Durability.It should be noted that when designing an engineering solution, there are some criteria and constraints that must be considered in order to achieve the objective of the engineering solution.
Some of the criteria that should be considered include the fact that it should be inflated in the event of a collision, the ability to withstand the impact of the braking force of the occupants, durability, etc.
The constraints listed include how the model design is able to sense a collision that requires the airbag. The possible hazards that can be caused by the gas. Also, it's vital to consider the interaction tendency between the airbag and the occupants of the vehicle.
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1. Using D10W and a vial of NaCl 4 mEq/mL, how many mL of NaCl are needed to prepare 250 mL of a
D10/NS solution?
a. 4.8mL
b. 9.6ml
c. 19.6mL
d. 154mL
Answers
To prepare 250 mL of a D10/NS solution using D10W and a vial of NaCl 4 mEq/mL, you would need 9.6 mL of NaCl. Normal saline (NS) contains 154 mEq/L of sodium chloride (NaCl). To prepare 250 mL of NS, you would need 250 mL * (154 mEq/L) = 38500 mEq of NaCl. Since the vial of NaCl contains 4 mEq/mL, you would need 38500 mEq / (4 mEq/mL) = 9625 mL = 9.6 mL of NaCl. So the correct answer is b. 9.6ml.
HELP!! : 2 H2 + O2 --> 2 H2O. Why isn't there any coefficient in front of oxygen?
A. A one is assumed when no coefficient is present.
B. There is an unlimited amount of oxygen
C. The 2 after the oxygen is all that is needed
D. All of these
Answers
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Can somebody help me with my science HW
Answers
2. C
3. C
4. B
5. C
please help im really stressed and doing 2 tests at the same time
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Match the term to its definition (Lessons 6.03, 6.04 and 6.05)
(i can't fit this all without confusion)
Answers
Answer: the first paragraph is rain forest biome and the 2nd one is arctic tundra biome and finally the last paragraph is ocean or marine biome
Explanation:
rain forests have warm temperatures and include alot of animals and plants , artctic tundra biome includes cold temperatures ice stuff and all that and ocean or marine biome is pretty much just the ocean with seals , whales and marine life yk.
Which of the following statements fully describes what an object may do when it experiences unbalanced forces? Select the two best answers.
A. It may change directions.
B. It will move at a constant speed.
C. It may slow down.
D. It may slow down or speed up.
E. It will stay stationary.
Answers
Answer:b
Explanation:
Why is a control group important in a scientific experiment?
It provides a comparison to the test group.
It gives the scientist control over which variables to change.
It is the group experiencing the changing variables.
It gives the scientist control over when to change variables.
Answers
Answer:
A control group is a group separated from the rest of the experiment such that the independent variable being tested cannot influence the results. This isolates the independent variable's effects on the experiment and can help rule out alternative explanations of the experimental results
help me out hear i need help
Answers
Answer:
Explanation:
i cant see the attachment
Can you explain what makes Earth habitable using science vocabulary words system & planetary geologist
Answers
use bond enthalpy values to calculate the enthalpy change for the following reactions CH4 (g) + 202 (g) --> CO2 (g) + 2H2O (g) SHOW YOUR WORK PLEASE I NEED TO SEE HOW IT WORKS!!!!
Answers
Answer:
: 73.Use bond enthalpy values to calculate the enthalpy change for the following reactions. Bond enthalpy values are given on the next page. It is very important to draw the appropriate Lewis Structures to know exactly which bonds are broken and which bonds are formed. CH4 ( + Brz (→ CH3Br (2+ HBr ( CzH4 + HBr → CzHsBr CaHs to + H2 (→ CH10 l C3H6 tes + 12 6 → CHol2 ley
Explanation:
The enthalpy change for the given following chemical equation is 204 kJ/mole.
What is chemical equation?Chemical equation is a symbolic representation of a chemical reaction which is written in the form of symbols and chemical formulas.The reactants are present on the left hand side while the products are present on the right hand side.
A plus sign is present between reactants and products if they are more than one in any case and an arrow is present pointing towards the product side which indicates the direction of the reaction .There are coefficients present next to the chemical symbols and formulas .
The sum of reactant's enthalpy, C-H +O=O=413+495=908 KJ/mole and that of product is C=O +H-O=445+467=1112 KJ/mole and hence the difference is 1112-908=204 kJ/mole.
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(04.01 MC) 20 POINTS!!!!!!!!!!!!!!
Greg wrote the following steps in the formation of sedimentary rocks.
Step 1: Weathering of rocks forms sediments
Step 2: Sediments are heated
Step 3: Sediments are deposited
Step 4: Compaction and cementation forms rocks
Which step contains an error?
Select one:
a. Step 1
b. Step 2
c. Step 3
d. Step 4
Answers
Newton's second law of motion is F = ma.
A net force of 60 N north acts on an object with a mass of 30 kg. Use Newton's second law of motion to calculate the amount of acceleration the object will experience. Then explain how the amount of acceleration will change if the net force or the mass of the object increases?
Answers
Answer: The acceleration of the object is 2m/s^2. If net force increases, acceleration will also increase and if mass increases, the acceleration will decrease.
Explanation:
Force is defined as the product of object's mass and acceleration.
Mathematically,
F = ma ......(1)
or,
a = F/m .....(2)
where,
F = Force exerted on an object = 60N
m = mass of an object = 30kg
a = acceleration of the object = ?
Putting values in above equation, we get:
a = 60 kg.m/s^2/30 kg = 2m/s^2
The acceleration of the car is 2m/s^2.
From equation 2, it is visible that acceleration is directly proportional to force. This means that \if force increases, acceleration also increases.
And acceleration is inversely proportional to mass of the object. This means that if mass increases, the acceleration decreases.
Hence, if net force increases, acceleration will also increase and if mass increases, the acceleration will decrease.
A net force of 60 N north acts on an object with a mass of 30 kg , so according to Newton's second law of motion the acceleration of the object would be 2 m / s²,the amount of acceleration would decrease if the mass of the object increases.
What is Newton's second law?Newton's Second Law states that The resultant force acting on an object is proportional to the rate of change of momentum.
F =m × a
As given in the problem, a net force of 60 N north acts on an object with a mass of 30 kg.
60 = 30 × acceleration
acceleration = 60 / 30
= 2 m / s²
Thus, the acceleration of the object would be 2 m / s² , and the acceleration would decrease if the mass of the object increases.
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Help? Tysm if you do :>
Using the graph above, what was the cost of the most expensive invasive species?
200 billion US dollars
10 billions US dollars
148 billion US dollars
50 billion US dollars
Answers
Two environmental issues of restaurants are the following:
A. Crowding and air quality
B. Crowding and food quality
C. Energy consumption and refrigerants
Answers
Answer:
Answer down below
Explanation:
if it has to be 2 of these I think it would be A and B but if it is only one Answer it would be B
Crowding and food quality are two environmental issues of restaurants.
What is the meaning of environmental issues?Environmental issues are defined as harmful effects to Earth and its natural systems due to the actions of humans.
The food supply chain and restaurant customer experience generate a lot of waste – from food waste to plastic waste, and more. Unfortunately, one-third of the world's food gets wasted. This waste alone amounts to 8% of the world's greenhouse gas emissions.
Hence, option B is correct.
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