Crash Course 4.1 & 4.2 Gravity

Front

What event led to an 'Aha!' moment for Sir Isaac Newton?

Back

He was hit by a falling apple.

Front

A logical description of a scientific idea is called ___

Back

an argument.

Front

Which English scientist was the first person to seriously study gravity?

Back

Isaac Newton.

Front

In the experiment, the finger represented ___

Back

the penguin.

Front

What is the force that pulls objects down toward the Earth?

Back

gravity.

Front

What is gravity?

Back

A force that attracts two bodies toward each other.

Front

What did Isaac Newton discover about gravity?

Back

He discovered that gravity is a universal force that affects all objects.

Front

What is the relationship between mass and gravity?

Back

The more mass an object has, the stronger its gravitational pull.

Front

What is the effect of gravity on falling objects?

Back

Gravity causes objects to accelerate downward at 9.8 m/s².

Front

What is air resistance?

Back

A force that opposes the motion of an object through the air.