Electricity.
Forces and motion.
Heat.
Sound and light.
Structures and Functions of Plants.
100

 A material through which electricity flows easily.

What is Conductor?

100

How fast an object's position changes over time at any given moment.

What is Speed?

100

 The movement of energy from a warmer object to a cooler object.

What is Heat?

100

 A wave vibrating in the same direction that the energy moves.

What is Longitudinal wave?

100

 A plant's response to water, gravity,light, and touch.

What is Tropism?

200

 A flow of electricity through a conductor.

What is Electric current?

200

 A push or pull.

What is Force?

200

 An ability to do work.

What is Energy?

200

 A substance through which waves travels.

What is Medium?

200

Something in the environment that causes an action.

What is Stimulus?

300

 A path through which electric current can flow.

What is Circuit?

300

 A change in velocity over time.

What is Acceleration?

300

 The transfer of energy in moving gases or liquid, such as warm air rising above a heater.

What is Convection?

300

A back and forth motion.

What is Vibration?

300

A trait that helps a living thing survive in its environment.

What is Adaptation?

400

 An object in an electrical circuit that resists the flow of energy.

What is Resistor?

400

The tendency of an object in motion to stay in motion or of an object at rest to stay at rest.

What is Inertia?

400

The transfer of energy between two objects that are touching.

What is Conduction?

400

 A wave that transfers energy through a material and spreads outward in all directions from a vibration.

What is Sound wave?

400

A reaction to a stimulus.

What is Response?

500

 A material that slows or stops the flow of energy, such as electricity or sound.

What is Insulator?

500

 A force between surfaces that slows objects or stops them from moving.

What is Friction?

500

 Energy that comes from a source in the form of waves or particles.

What is Radiation?

500

A device that uses light from the sun to produce electricity.

What is Solar cells?

500

 The release of water vapor mainly through the small opening on the underside of leaves that drives the moment of material throughout a plant.

What is Transpiration?

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