1. Gravity can either pull or push.

True
False

2. Earth's gravity causes a bowling ball to fall to the ground faster than an apple.

True
False

3. The Earth is too far from the sun to feel the sun's gravitational attraction.

True
False

4. Our weight is the combination of our mass, the Earth's mass, and gravity.

True
False

5. Gravity is the force that keeps all the solar system planets in orbit.

True
False

6. Planets are not pulled into the sun because they are moving.

True
False

7. Planets are shaped like balls because of gravity.

True
False

8. Which of the statements below is correct regarding the gravity of the Earth? The Earth's gravity...

Always pulls us toward the center of the Earth.
Pulls on the oceans on the Earth's surface.
Pulls on the gases in the Earth's atmosphere.
Planets

9. Aeronautical engineers have to consider the weight, thrust, lift, and drag of an airplane to determine whether or not...

It can take off at a specified time and place.
It can move away from the gate at the airport.
It can taxi out to the take-off strip.
None of the above

10. Which of the following statements regarding your weight on Earth, the moon, and Jupiter is correct? You would weigh more on...

The moon than on Earth.
The Earth than on Jupiter.
Jupiter than on the Earth.
The moon than on Jupiter.

Your score is out of 10.