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NISA [10]
2 years ago
8

Which of the following describes the formation of air convection currents?

Physics
1 answer:
Gnoma [55]2 years ago
8 0

I think that it is A why because I think that it is right and not wrong so yeah it is A.

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Why does the solar system consist of small planets orbiting close to sun and larger on more distant
ahrayia [7]

Answer:

The inner planets are smaller and rockier

Explanation:

Astronomers divide the planets into two groups in Solar system,  the  inner planets and outer planets. The inner planets are smaller and rockier and it is closer to the sun.  The outer planets are larger , further far away and made of gas

The inner planets are Mercury, Venus , Earth and Mars.  The outer planets Jupiter , Saturn , Uranus and Neptune comes after an  asteroid belt. In some other planetary systems the gas are close to the sun.

particles in a disk of gas and dust will form Planets.  If they orbit the star they are colliding and sticking.  The stars wind blows away their gases . So the nearest planets to starts are rockier.

6 0
2 years ago
How do scientists know the continents were once closer than they are today? Explain your answer in 2-3 complete sentences.
WITCHER [35]

Answer:

Continental drift describes one of the earliest ways geologists thought continents moved over time. Today, the theory of continental drift has been replaced by the science of plate tectonics. 

 

The theory of continental drift is most associated with the scientist Alfred Wegener. In the early 20th century, Wegener published a paper explaining his theory that the continental landmasses were “drifting” across the Earth, sometimes plowing through oceans and into each other. He called this movement continental drift. 

6 0
2 years ago
Which of the following substances can be separated into several elements?
julia-pushkina [17]

Answer: C

Explanation: Air

Hope this helps! Brainlist Plz?

3 0
3 years ago
Read 2 more answers
How far does a car go in 30 seconds at a speed of 29 m/s? (The equation for<br> distance is d = st.)
Harrizon [31]

d = speed x time

distance = 29 x 30

distance = 870m

please mark as BRAINLIEST

8 0
2 years ago
If a bullet travels 2500 meters at a speed of 5 m/s, how long did it<br> take?
MatroZZZ [7]
It would take 500 seconds, because 2500 divided by 5 is 500
3 0
2 years ago
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