Understanding Gravity

What is the primary function of gravity as described in the first section?

• To push objects away from each other

• To pull objects towards each other

• To make objects float in space

• To create sound waves

Which famous scientist is credited with the discovery of gravity?

• Albert Einstein

• Galileo Galilei

• Isaac Newton

• Nikola Tesla

How does gravity affect the planets in our solar system?

• It makes them change color

• It causes them to collide with each other

• It pulls them into orbits around the Sun

• It makes them spin faster

What is the acceleration due to gravity on Earth?

• 9.8 meters per second squared

• 32 feet per second squared

• 15 meters per second squared

• 20 feet per second squared

Why do you weigh more on the Sun compared to Earth?

• Because the Sun is hotter

• Because the Sun spins faster

• Because the Sun has a larger mass

• Because the Sun is closer to Earth