Chapter 8 and Lessons Quiz

What is the force that pulls objects toward each other, especially the pull of the Earth that makes things fall?

• Orbit

• Inertia

• Gravity

• Revolution

What is the path called that a planet takes as it moves around the Sun?

• Rotation

• Orbit

• Inertia

• Revolution

What is the term for the tendency of an object to resist a change in motion?

• Gravity

• Revolution

• Inertia

• Rotation

What is the movement of the Earth around the Sun called?

• Rotation

• Gravity

• Revolution

• Orbit

What is the spinning of Earth on its axis called?

• Rotation

• Orbit

• Inertia

• Revolution

What is gravity?

• A force of attraction, or pull, between any two objects

• A type of weather phenomenon

• A kind of energy produced by the sun

• A type of sound wave

What causes the different seasons on Earth?

• The distance of Earth from the Sun

• The tilt of Earth's axis

• The speed of Earth's rotation

• The shape of Earth's orbit

What causes day and night on Earth?

• The Earth's rotation from west to east

• The Earth's revolution around the Sun

• The Moon blocking the Sun's light

• The Sun moving around the Earth

What factors affect the strength of the pull of gravity between two objects?

• The color of the objects and their speed

• The total mass of the two objects and the distances between them

• The shape of the objects and the temperature

• The size of the objects and the time of day

What is the force of attraction or pull between any two objects called?

• Orbit

• Revolution

• Gravity

• Rotation