Energy Vocabulary

What is the definition of energy?

• The ability to do an action

• The ability to rest

• The ability to think

• The ability to sleep

Fill in the blank: Balanced forces are two equal forces that push or pull in opposite directions so that the object _______.

• remains at rest or moves at a constant velocity.

• accelerates continuously.

• changes direction.

• oscillates back and forth.

What are unbalanced forces?

• Two forces that push and pull in the same direction.

• Two forces that push and pull in opposite directions where one force is greater than the other so that the object moves.

• Two forces that are equal and opposite, resulting in no movement.

• A single force acting on an object.

What is the definition of an engineer?

• A) A person who uses science to come up with solutions to problems

• B) A person who writes books

• C) A person who teaches students

• D) A person who paints pictures

What is the definition of 'motion'?

• A) A change in the position of an object

• B) A change in the color of an object

• C) A change in the size of an object

• D) A change in the temperature of an object

What is stored energy?

• Energy that is in use

• Energy that is not in use, but is saved inside something

• Energy that is lost

• Energy that is created

What is a fair test in an experiment - A fair test in an experiment is one in which only one variable is changed and all other factors are kept constant.

• A fair test is one in which only one variable is changed and all other factors are kept constant.

• A fair test is one in which all variables except the one being tested are allowed to change.

• A fair test is one in which variables are changed at random.

• A fair test is one in which multiple variables are changed simultaneously.

What is gravity?

• A) A visible force that pushes objects up, away from the Earth

• B) An invisible force that pulls any object down, toward the Earth

• C) A force that only affects objects in space

• D) A force that only affects liquids

What is the definition of 'collision'?

• When one object moves away from another object

• When one object hits or crashes into another object

• When one object stops moving

• When one object changes direction

What is energy transfer?

• When energy is created

• When energy is destroyed

• When energy travels from one place to another

• When energy is stored