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WorksheetsUses of Energy, Energy Transformations and Sound
Total questions: 22
Worksheet time: 13mins
When a balloon is rubbed against a wall, electrons move from the wall to the balloon. The charges are opposite, the balloon is attracted to the wall and sticks. The balloon now has a ______________ charge.
positive
negative
both
Static Electricity is _______________________________ .
energy flow of moving electrons through a conductor.
loud noise
caused by build-up of electric energy on surfaces
Examples of static electricity are .....
devices to help dust removal
lightening strike
an oven roasting a turkey
getting shocked after shuffling your feet on a carpet
air filters
Ms. Tello is watching students kick a soccer ball at recess. She notices that the harder the soccer ball is kicked the further the soccer ball moves. What is the reason for this phenomenon?
Energy is destroyed then created again with each kick
The soccer ball is creating energy
The energy transfers from the student to the soccer ball
Nobody knows
When a balloon is rubbed against a wall, electrons move from the wall to the balloon. The balloon now has a negative charge, while the wall has a positive charge. Because their charges are opposite, the balloon is ______________________ .
attracted to the wall.
repelled from the wall.
pops when it touches the wall.
nobody knows.
Batteries are produce energy to power by ______________________ to ____________________.
electrical energy to sound energy.
chemical energy to electrical energy.
mechanical energy to electric energy.
sound energy to mechanical energy.
Lily placed a pot of cool water to cook pasta on her stove burner. She turned on the burner and the water boiled and cooked the pasta. Which is true about the transfer of energy?
Electrical energy was created.
Heat energy changed into electrical energy.
Heat energy was created in the water.
Electrical energy was transferred to heat energy.
_________ is a measure of how high or low a sound is.
Sound
Electricity
Pitch
Light
A whistle is _____________. A bass drum is ____________.
high-pitched/low-pitched.
low-pitched/high-pitched.
nice/friendly
Sound travels in ________________.
boats
power soures
soundwaves
The process of energy changing from one form of energy into another is known as _______________________.
Energy comparison
Energy transformation
Energy creation
Types of Energy:
Light
Sound
Mechanical
Heat
Type of Energy
Light
Sound
Electrical
Mechanical
Ms. Shannon has a greenhouse in her backyard where she grows many different plants. She notices that the temperature is warmer in the greenhouse than outside the greenhouse. What is causing this?
The plants
Solar energy
Electrical energy
Mechanical energy
Ms. Pineda and Ms. Campos are at lunch. They notice that while they were eating and talking the ice in their drinks melted. What energy transformation occurred here?
Mechanical changes in the water made the ice melt
Sound energy vibrations melted the ice cube
Heat energy from the water transferred to the ice and caused it to melt
Who knows
Mechanical energy is _____________________________ .
Energy caused by vibrations
Energy caused by a chemical reaction
Energy caused by moving parts
Energy caused by the sun
Sound energy is created by _______________________ .
a wave of vibrations that spread from its source
a transformation created from a power source
heat energy from the sun
