Gravity and Galaxies

What is the governing force in the solar system when it comes to movement?

• inertia

• gravity

• size

• energy

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

How does size of an object impact gravity?

• The objects closer to the Sun have more gravity.

• The smaller the mass of an object the more gravity it has.

• Size does not impact gravity.

• The larger the mass of an object, the more gravity it has.

Tags

NGSS.MS-PS2-4

All of the objects in the solar system orbit the ___________.

• Sun

• Earth

• Nearest star (Alpha Centauri)

• Universe

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The more massive an object is, the more gravitational pull it will have.

• True

• False

Tags

NGSS.MS-PS2-4

As two objects get closer together, the amount of gravitational force __________.

• increases

• decreases

• stays the same

What two variables (factors) keep our solar system from collapsing?

• mass, distance

• mass, weight

• distance, light years

• protons, electrons

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What are galaxies held together by?

• Dust and Gas

• Other galaxies

• Stars

• Gravitational Attraction

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What type of galaxy is this?

• Spiral

• Elliptical

• Irregular

Galaxies are composed of (best answer)

• stars and gas

• stars,

• stars, dust, and gas held together by gravity

• dust, and gas

What property do we use to classify galaxies?

• Size

• Shape

• Color

• Weight