The law of conservation of energy states that energy cannot be ________ or _________.
created or destroyed
Riding a bike is an example of this kind of energy.
Kinetic
What are the units for energy?
Joules
Turbines collect this energy source in wide open spaces like hills.
Wind energy
Energy _______ is when energy is moved from one object to another.
Transfer
The faster a car is driving the more _________ energy it has.
Kinetic
When you pull back an elastic band, it stores ___________ ____________ energy.
Elastic potential
Are fossil fuels renewable or non-renewable?
Nonrenewable energy sources
What are 3 examples of renewable energy sources?
Wind, Water, Solar
Energy ____________ is when energy changes form (e.g. electrical to kinetic).
Transformation
What type of energy is stored?
Potential Energy
What kind of energy is shown in the picture below?
Nuclear energy
How do you extract the stored chemical energy from fossil fuels such as coal?
Burning the Fossil Fuels
A bolt of lightning carries _____________ energy.
Electrical
How does electricity get from a powerplant to our homes, schools, and businesses?
The electrical grid/ power lines
Energy never just appears. It must come from a _______
Source.
What forms of energy are there when you bounce on a trampoline?
Gravitational potential and kinetic.
Our bodies get chemical energy from _______
Food!
The sun provides what two types of energy?
Heat and Light
What type of energy comes from the fusion or breaking of atoms?
Nuclear energy.
Open and closed
A hot cup of tea has ________ energy.
Thermal
When you put gas in a car, ________ energy is being transformed into ___________ energy.
Chemical, Kinetic
If I am swinging on a swing at the park, when is my kinetic energy at its highest?
At the bottom
What is renewable energy?
Renewable energy is any kind of energy that comes from natural sources and won't run out in a lifetime.