Hi guys!!!! Can you please check my answers?
What did gravity create when 99% of the gas and dust materials were gathered into the center of a flattened disc during the formation of the solar system?(1 point)
Answer choices:
A. the moons of planets
B. the asteroid belt
C. the planets
D. the sun ****(My answer)****
How were the planets in the solar system formed?(1 point)
Answer Choices:
A. The gas particles released by the sun were pulled away and became solid.
B. The remaining materials from the sun's formation clumped together due to gravity. ****(My answer)****
C. The solid materials were forced out of the sun's disc and cooled down.
D. The dust particles were attracted by gravity from distant galaxies.
What prevents the gravity of the sun to pull all of the planets towards it?(1 point)
Answer Choices:
A. the planets' speed as they orbit the sun ****(My answer)****
B. the sun's weak gravity
C. the size and shape of the planets around the sun
D. the large distance of the planets from the sun
Which change in the sun’s gravity would occur if the sun’s mass were reduced by one-half?(1 point)
Answer Choices:
A. It would be zero.
B. It would be unchanged.
C. It would be doubled.
D. It would be halved. ****(My answer)****
3 answers
1 answer