GRAVITY VOCABULARY

What happens during a collision?

• Two objects pass by each other.

• One object disappears.

• Two objects crash into each other and change.

• An object orbits another object.

What is a continent?

• A large body of water on Earth.

• A large area of land on Earth.

• A planet in space.

• A type of rock found in space.

What does INERTIA state?

• Objects will remain at rest or in motion unless acted on by an outside force

• Objects move faster in space

• Objects stop moving when gravity is removed

• Objects lose energy in space

What is mass?

• How much space an object takes up

• How much matter is inside an object

• The weight of an object on Earth

• The force that moves objects in space

How is gravity assist used?

• To slow down spacecraft

• To make spacecraft go farther or faster using a planet's gravity

• To push objects away from Earth

• To stop an object from moving

What is motion?

• The act of staying still

• The movement of an object from one place to another

• The increase in speed of an object

• The effect of gravity on an object

What is GRAVITATIONAL FORCE?

• The push between two objects.

• The pull between two objects with mass.

• The speed at which objects fall.

• The energy produced by the Sun.

What is an orbit?

• A path an object takes as it moves around another object

• The motion of a falling object

• The way objects collide in space

• A type of star in space

What is a simulator used for?

• Copying how something works for practice or learning

• Controlling the spread of an object

• Measuring the weight of an object

• Observing the stars in space

What is velocity?

• The force applied to an object

• The pull of gravity on an object

• The total energy of an object

• The speed and direction of an object's movement