Light and Sound
Which part of the body allows us to see color?
The eyes
Where do you have the most potential energy: the top, the middle, or the bottom of a hill?
The top of a hill
What is one common household object that uses electric energy?
Many possible answers: hairdryer, toaster, microwave, computer...
What is the source of all solar energy?
The sun
Is gasoline a renewable or nonrenewable resource?
Nonrenewable
What are the colors of the visible light spectrum? (HINT: rainbow)
Red, orange, yellow, green, blue, indigo, violet
You are in charge of building a roller coaster. How will you increase the roller coaster's kinetic energy?
Possible answer: By adding a large hill and increasing the potential energy, you will increase the coaster's kinetic energy
What is the name of the structure that collects wind energy?
Windmill
What is a household appliance or device that uses thermal energy?
Multiple possible answers: stove, oven, hair dryer, heater...
What are two examples of renewable energy sources?
Two of the following: wind, water, solar
How does sound travel?
In a wave OR a vibration
The following four animals are in a race. Which animal has the most kinetic energy? Explain why.
Tortoise, cheetah, butterfly, horse
Potential answer: The cheetah has the most kinetic energy because it runs the fastest
What is the name of the machine that stores electricity from wind or water energy and turns it into electricity?
A turbine or a generator
What is the name of the device that collects solar energy and converts it to electricity?
Solar panels
Define "nonrenewable energy".
Possible answer: A source of energy that we have a limited amount of. When it is used up, there will be no more left.
What causes an echo?
Sound waves bouncing off of a surface
You are running a marathon tomorrow and want to run as fast as possible. How can you prepare ahead of time to increase your kinetic energy on the day of the race?
Possible answer: You can eat a full meal and/or get a full night's sleep in order to increase your potential energy.
What is the name of the structure that blocks the flow of a river or stream and collects energy?
A dam
Why is solar energy only available for about 12 hours at a time?
What is one negative effect that nonrenewable energy has on the environment?
Multiple possible answers: it releases pollution, it damages the atmosphere, mining damages the habitats of plants and animals
Visible light is one type of light waves. What is another form of light?
Multiple possible answers: gamma rays, x-rays, ultraviolet light
Height (gravity) is one form of potential energy. What is another?
Multiple possible answers: battery, food
What is one use for water energy?
Multiple possible answers: grinding, milling, generating electricity
Thermal comes from the Greek root word "therme", which means "heat". What is another word that comes from the same root?
Multiple possible answers: thermos, thermostat, thermometer
What is an example of a change you can make in your life to limit your use of nonrenewable energy?
Possible answer: you can walk or ride a bike instead of driving