Astronomy Vocabulary

What attracts all objects towards each other?

• gravity
• mass
• weight
• inertia

What is the amount of matter in an object?

• weight
• inertia
• distance
• mass

What is the force of gravity on an object?

• mass
• weight
• inertia
• the moon

What two factors determine the force of gravity between two objects?

• mass and distance
• inertia and gravity
• mass and weight
• song and dance

the currently accepted model of the formation of the universe

• Big Bang Theory
• supernova
• Steady State Universe
• Eternal Inflation Theory

How long does it take for the Earth to make one rotation?

• 24 Earth hours

• 36 Earth hours

• 12 Earth hours

How long does it take for the Earth to revolve?

• 24 hours

• 12 hours

• 365 1/4 days

The model that shows that the sun is the center of the solar system.

• geocentric
• heliocentric
• retrograde
• elliptical

Which direction does the Earth revolve around the Sun?

• Left / Counter clockwise
• Right / Clockwise

Planets orbit the Sun in a shape called a(n)

• circle
• ellipse
• focus
• perihelion

Tags

NGSS.MS-ESS1-2