Solar System

What keeps the planets in orbit around the sun?

• gravity

• friction

• density

• distance

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A brick and a pencil are dropped at the same time from the same height. Which one would hit the ground first?

• brick

• pencil

• both would hit at the same time

Tags

NGSS.MS-PS2-4

What two things determine the gravity of an object?

• mass & weight

• mass & distance

• density & mass

• volume & distance

Tags

NGSS.MS-PS2-4

When will the forces of gravity between two objects be the GREATEST?

• when the masses of both objects are small and the objects are far apart

• when the masses of both objects are large and the objects are close together

• when the masses of both objects are small and the objects are close together

• when the masses of both objects are large and the objects are far apart

Tags

NGSS.MS-PS2-4

When will the gravity between two objects be the LEAST?

• when the masses of both objects is small and the objects are close together

• when the masses of both objects is small and the objects are far apart

• when the masses of both objects is large and the objects are close together

• when the masses of both objects is large and the objects are far apart

Tags

NGSS.MS-PS2-4

When you drop a hammer and a feather, why does the feather fall slower?

• air resistance causes the feather to slow down

• gravity pulls harder on the hammer than the feather

• gravity pulls harder on the feather than the hammer

• air resistance causes the hammer to fall slower

Tags

NGSS.3-PS2-1

NGSS.5-PS2-1

Which statement about gravity is true?

• gravity causes objects to pull towards one another

• gravity causes objects to push away from each other

• gravity only takes place between planets

• the moon doesn't have any gravity

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Any object with mass is surrounded by a gravitational field.

• True
• Sometimes
• False
• Never

Tags

NGSS.MS-PS2-4

How many stars are in our Solar System?

• Billions

• 1

• 5,000

• 8

Which of these sets of planets are terrestrial planets?

• Mercury, Saturn, Mars, Venus

• Mars, Earth, Venus, Mercury

• Earth, Mars, Neptune, Jupiter

• Venus, Mercury, Earth, Uranus