Crash Course Kids Gravity

When we talk about gravity, 'up' just means ___

• towards the North Pole

• away from the South Pole

• away from the Earth

• toward the Earth

Tags

NGSS.5-PS2-1

In the experiment, the elastic band represented ___

• the Earth

• the force of gravity

• the penguin

• the Arctic

Tags

NGSS.MS-PS2-5

What causes a ball to fall to the ground after you throw it in the air?

• weight

• wind

• air

• gravity

Tags

NGSS.MS-PS2-4

True or False: Gravity is a force.

• True

• False

Answer explanation

Gravity is a force. It is the natural pull of objects toward each other.

Tags

NGSS.MS-PS2-4

Who was the scientist who was the first to seriously study gravity over 300 years ago?

• Albert Einstein

• Isaac Newton

• Thomas Edison

• Benjamin Franklin

Answer explanation

Isaac Newton was an English scientist and mathematician who was born in 1643.

Tags

NGSS.MS-PS2-1

What famously fell on Isaac Newton's head that caused him to study gravity?

• an apple

• the sky

• an orange

• a bird

Answer explanation

Once the apple became too heavy for its stem to hold it anymore, the gravitational pull of Earth brought the apple down on Sir Newton's head.

Tags

NGSS.HS-PS2-4

True or False: No matter what direction you throw a ball, it will eventually fall to the ground.

• True

• False

Tags

NGSS.MS-PS2-4

A force of attraction between 2 object that is directly related to mass and indirectly related to distance.

• mass

• weight

• gravity

• kilogram

Tags

NGSS.MS-PS2-4

What prevents planets from drifting off into space and keeps it in the planets in our Solar System?

• Gravity

• Weight

• Friction

• Forward Motion

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is the force that pulls objects toward the center of the Earth?

• Magnetism

• Electricity

• Gravity

• Friction

Tags

NGSS.MS-PS2-4