True or false? Help please

 1: True

2: True

3: False

4: False

5: False

6: False

7: False

8: True

9: False

10: True

Explanation:

1: Stars and planets are named after Greek gods and goddesses.

2: The sun is in the middle of our solar system.

3: The Scientists do not think that the planets are made out of asteroids.

4: The planet were not made out of clumps of matter.

5: Some scientists think there are at least 50 dwarf planets in our solar system.

6: The closest planets to the sun is mercury.

7: The planet with the most mass is Jupiter.

8: The planets father away from the sun have less orbit around the sun, but the planets still have enough gravity to orbit around the sun.

9: The orbit around the sun is oval not circular.

10: There are some star out there bigger than the sun but there is not any gravity in their area so the planet and/or asteroids cant orbit around the stars.

u=13

v=30

s/t=u+1\2at

=13+431/2

=13+265.5

=278.5

if the thermos has a vacuum innner, then heat through conv currents and conduction are reduced = vacuum flask