Gravity & Orbital Motion

The sun's ________ keeps the planets in their orbits.

• friction

• gravity

• inertia

• magnetism

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What causes Earth and the other planets to move in a circular orbit around the sun?

• friction and magnetism

• gravity

• interia

• gravity and speed

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The greater the mass, the ___ its gravitational pull is on the second object.

• greater

• less

Tags

NGSS.MS-PS2-4

The greater the distance, the ___ its gravitational pull is on the second object.

• greater

• less

The moon also exerts gravitational pull on the Earth.

• True

• False

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

The solar system came from a spinning disk of dust and gas.

• true

• false

Describe gravity. Select all that apply.

• Gravity holds the solar system together.

• The strength of the gravitational pull between 2 objects depends on the it temperatures.

• Gravity is a force of attraction

• There is no gravity beyond the edge of our solar system.

• The strength of the gravitational pull between two objects depends on masses.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Objects in the Universe outside of Earth's atmosphere are called

• stars

• planets

• meteors

• celestial bodies

Tags

NGSS.MS-ESS1-3

Which star is closest to earth?

• Mars

• Jupiter

• Sirius

• The Sun

Tags

NGSS.MS-ESS1-1

A star and the celestial objects that orbit it.

• Solar System

• Galaxy

• Planet

• Cosmos

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2