Solar System and gravity

What do all the planets in our solar system have in common?

• they all have liquid water

• they all have elliptical orbits

• they all have dense atmospheres

• they all have moons

What determines the length of a planet's year?

• the time it takes to rotate on its axis

• the time it takes to revolve around the

  Earth

• the time it takes to revolve around the sun

• the time it takes to rotate around the sun

Which planet would most likely have a longer year - the one closer or farther from the sun?

• the closer to the sun, the longer the year

• the farther away, the longer the year

• neither, it depends on the rotation

• the distance from the sun would not matter

What determines the length of a planet's day?

• the time it take to revolve around the sun

• the time it takes to revolve around the Earth

• the time it takes to rotate on its axis

• the tilt of its axis

What is the atmosphere of the moon like?

• thick and heavy

• almost non-existent

• extremely hot

• oxygen rich

What do all of the planets have in common?

• their mass

• the number of moons

• their composition

• the shape of their orbit

Which would more than likely have more moons?

• a very small planet

• a very massive planet

• a planet very far from the star it orbits

• a planet very close to the star it orbits

Tags

NGSS.MS-PS2-5

There is only 1 planet we know of that has water in all 3 states (solid, liquid, and gas). It's

• Earth

• Mars

• Jupiter

• Venus

Tags

NGSS.MS-ESS2-4

Why is Mercury not the hottest planet when it is the one closest to the sun??

• it has a large ozone layer

• it has no liquid water

• it has hardly any atmosphere to insulate it

• it has a very heavy atmosphere

What causes daylight and darkness on Earth?

• Earth's revolution around the sun

• the tilt of Earth's axis

• Earth's rotation on its axis

• the changing distance from the sun