Share G4U2 Review!
Save to Folder
What types of energy does a candle give off?
Light and heat
What type of circuit lets energy flow from a battery to a light bulb?
a closed circuit
What is the name of the device that spins when pushed by wind, water, or steam?
turbine
Which of the following is a type of kinetic energy?
elastic
sound
chemical
gravitational
Which of the following is a type of potential energy?
sound
EMR
chemical
electrical
What energy transformation occurs in a blow dryer? (name at least one)
electricity into heat, motion, and sound
What kinds of energy do you get from the sun? What type of energy does a solar panel use?
The sun gives us light and heat. Solar panels only use light.
If you put an ice cube in a cup of hot tea, what direction does the heat energy transfer?
The heat transfers from the hot tea to the cold ice cube.
What is the energy level of a cold object?
low thermal energy
Name 5 different types of energy
types of energy: heat, EMR/light, sound, movement, electricity, chemical, gravitation, nuclear, elastic
How much energy do loud sounds have?
loud sound = high energy
What is an example of stored energy transforming into light energy?
Possible answers: battery to a light bulb, a candle, a glowstick
How can you measure heat energy?
a thermometer
Sound is made when:
waves travel through space
heat transfers to a warmer object
particles interact with light
objects vibrate
A rubber band is stretched and then released. What kind of energy transformation occurs?
stored/elastic/potential energy --> motion energy
How can you increase the potential energy stored in a spring?
compress it, or stretch it
