Physical Science Energy Flashcard

Front

Which of the following is an example of gravitational potential energy changing to kinetic energy? Options: a person riding a bike along a level road, rocks falling down a mountainside, sunlight heating the water in a lake, a plant producing food by photosynthesis

Back

rocks falling down a mountainside

Front

The flashlight shown below has what type of energy transformation?

Back

chemical to thermal

Front

Which of the following is a type of potential elastic energy? Options: car moving down the road, food that a person has eaten, current moving through a light, rubber band stretched back

Back

rubber band stretched back

Front

What type of heat transfer takes place in fluids like liquids and gases?

Back

convection

Front

Materials that prevent heat flow are

Back

insulators.

Front

A chair is sitting out at the beach and gets very hot, what type of energy transformation is taking place?

Back

radiation

Front

Which of the following is an example of chemical energy being transformed into thermal energy? A toaster heats bread, Gasoline burning in a car engine, A wind turbine generating electricity, Sunlight warming a sidewalk

Back

Gasoline burning in a car engine

Front

In which process does energy transfer through direct contact of particles?

Back

Conduction

Front

Why does metal feel colder than wood at the same temperature?

Back

Metal conducts heat away faster.

Front

Which energy transfer method can happen through empty space (a vacuum)?

Back

Radiation