Earth's Gravity

Read the descriptions below and choose the ones that best demonstrate how the force of gravity pulls objects towards the center of Earth

• A girl throws a ball into the air and watches is fall to the ground.

• A plane flies into the air.

• A man rides an escalator up to the main floor of a building.

• A pencil rolls off a table onto the floor.

• A skydiver jumps out of an airplane.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Which one correctly shows the objects exerting the least amount of gravitational force to the greatest?

• sun, bowling ball, dump truck, moon, Earth

• dump truck, moon, Earth, sun, bowling ball,

• bowling ball, dump truck, moon, Earth, sun

• bowling ball, dump truck, Earth, sun, moon

Tags

NGSS.MS-PS2-4

Which one correctly shows the objects from the least amount to the greatest amount of gravity.

• Asteroid, Moon, Earth, Jupiter, Sun

• Sun, Jupiter, Earth, Moon, Asteroid

• Earth, Moon, Asteroid, Sun, Jupiter

• Jupiter, Earth, Sun, Moon, Asteroid

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Henry weighs 50 kg on Earth. His friend tells him he will only weigh about 8.4 kg on the moon. Why would Henry's weight change?

• Henry's weight would not change. His friend is incorrect.

• Earth has a stronger gravitational pull on Henry.

• Earth has a stronger magnetic field.

• The moon has a stronger magnetic field.

Tags

NGSS.MS-PS2-4

Which force allows a basketball to fall into the basketball hoop?

• Momentum

• Friction

• Gravity

• Motion

Tags

NGSS.MS-PS2-4

When you look at the sky, you can see a number of different objects. Some of them are in the solar system, orbiting the sun. Which one is the ONLY object that orbits the Earth?

• The Moon

• Stars

• Jupiter

• The Sun

Select the statement below that most correctly describes gravity.

• Gravity exists on Earth only.

• Gravity pulls objects.

• Gravity happens only when two objects touch.

• Gravity affects only one object.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Which one will NOT directly cause a direction change due to gravity?

• A ball is thrown across a room.

• A box is slid across a table.

• A paper airplane is thrown into the air.

• An apple is tossed up into the air.

Tags

NGSS.MS-PS2-4