Energy
A ray of sun shining through a window and warming a desk. What changes are occuring?
Thermal energy
A bicycle rider pedals, his leg muscles turns chemical energy into ______
Kinetic Energy
The sun will never run out, which makes it _______
A renewable resource
A group of similar cells that work together to finish one thing is called?
Tissue
You see leaves blowing on a tree. What changes are occuring?
Kinetic Energy
The bicycle rider gets sweaty while of his ride. The chemical energy turns into what energy?
Thermal Energy
Solar energy, wind, and geothermal energy are all examples of?
Alternative Resources
Cell organelle that breaks down food and releases energy, Is called?
Mitocondria
A ball rolled down a hill now it's completely still. What energy occurred?
Potential Energy
The bike rider gets tired while on his ride, kinetic energy is transformed into what energy in the situation?
Potential Energy
Time can never be all used up by humans, which makes this?
Inexhaustible resources
Renewable energy derived from burning organic materials such as wood and alcohol. This is called?
Biomass Energy
My light shines and makes my room lighter. What energy is occuring?
Radiant Energy
A device that's in my house transforms kinetic energy into electrical energy is called?
A Generator
This is a device that transforms radiant energy into electrical energy.
Photovoltaic
A measure of how easily a mineral can be scratched, What is this called?
Hardness
A candle's flame is melting the wax. What kind of energy is this called?
Chemical Energy
Boiling hot water makes steam, the stream rushed through a _____ which contains a set of narrow spaced fan blades
A turbine
Coal is something that humans use up faster than it can be replaces, what is this called?
Nonrenewable resources
Protective outer covering of all cells. What kind of cell is this?
Cell Membrane