Forms of Energy
Chemical Energy
What type of energy is created when you rub your hands together?
Thermal Energy
What do we call the highest point of a transverse wave?
Crest
When a person eats, what type of energy is stored in the food?
Chemical Energy
What energy transformation occurs when you listen to music through a radio?
Electrical Energy to Sound Energy
Which form of energy is released by the sun?
Light Energy (Radiant Energy)
In a flashlight, what types of energy are transformed when the battery is used? (List them in order)
Chemical Energy to Electrical Energy to Light Energy
In a transverse wave, the particles move ________________ to the wave's direction.
Perpendicular
What type of energy is used to move a skateboard on a ramp?
Kinetic Energy
What type of energy is stored in a stretched rubber band?
Elastic Potential Energy
Which type of energy is associated with moving objects?
Kinetic Energy
When you eat food, your body transforms chemical energy from the food into what type of energy?
Mechanical Energy (for movement) and Thermal energy (to keep warm)
What is the distance between two consecutive crests or troughs of a wave called?
Wavelength
In a batter-powered toy, what energy transformation(s) occur when you turn it on? (in order)
Chemical Energy to Electrical Energy to Mechanical Energy
What part of the wave is the lowest point?
Trough
What is the energy stored in an object due to its position, like a book on a shelf?
Potential Energy
When a person slides down the slide, what energy transformation occurs?
Potential Energy to Kinetic Energy
In a longitudinal wave, the particles move __________ to the wave's direction.
Parallel
What form of energy do we use to see objects in the dark?
Light Energy
Which form of energy do plants use to make food through photosynthesis?
Light energy from the sun
What type of energy is used to power electrical devices like light bulbs and fans?
Electrical Energy
What energy transformation(s) occurs in a microwave when it heats food?
Electrical Energy is transformed into Electromagnetic Energy (microwaves) and then into Thermal Energy (heat).
What is the relationship between wavelength and the energy of a wave?
Shorter wavelengths carry more energy, and longer wavelengths carry less energy.
When a car brakes to a stop, what energy transformation occurs?
Kinetic Energy is transformed into Thermal Energy (due to friction in the brakes)
Rubbing your hands together uses __________________ energy, which transforms into ___________ energy.
Mechanical Energy to Thermal Energy