P205 - Orbits

What is the force that keeps planets in orbit around the Sun?

• Magnetism

• Gravity

• Friction

• Electricity

Which planet in our solar system orbits the Sun the fastest?

• Mercury

• Earth

• Mars

• Saturn

What causes objects to slow down over time on Earth?

• Gravity

• Air resistance

• Magnetism

• Orbits

What is a comet?

• A planet made of ice and dust

• A star with a glowing tail

• A rock floating in space

• A celestial object made of rock, dust, ice, and gas that orbits the Sun

What is the shape of most planetary orbits?

• Circular

• Square

• Triangular

• Slightly Elliptical

What is the force that opposes the motion of an object as it moves through the air?

• Gravity

• Magnetism

• Friction

• Air resistance

What is a vacuum?

• A space with a lot of air

• A space with no gravity

• A space with no particles

• A space with high pressure

What keeps objects from slowing down in space?

• Gravity

• Air resistance

• Magnetism

• Friction

What force pulls objects towards the center of the Earth?

• Gravity

• Magnetism

• Friction

• Air resistance

What is the force that causes moons to orbit planets?

• Gravity

• Magnetism

• Friction

• Air resistance