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- 1. Multiple Choice
It is a property of object that can be transferred to other objects or converted to different forms.
Energy
Heat
Light
Sound
- 2. Multiple Choice
Which object shows an energy transformation from electrical to heat energy?
- 3. Multiple Choice
State the correct energy transformation when you turn on a television?
Electrical energy ----> light energy
Electrical energy -----> light energy ----->sound energy
Chemical energy ---->light energy-----> sound energy
Light energy ----> chemical energy -----> sound energy
- 4. Multiple Choice
Which transformation of energy occurs in a toaster?
Electrical to kinetic energy
Electrical to heat energy
Thermal to mechanical energy
Solar to electrical energy
- 5. Multiple ChoiceWhich of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?Chemical to lightElectrical to chemicalElectrical to lightChemical to electrical
- 6. Multiple ChoiceAccording to the Law of Conservation of Energy, energy cannot be _________ or ____________.destroyed, destroyedcreated, savedcreated, destroyedlost, found
- 7. Multiple ChoiceWhat kind of energy is represented in this picture?ThermalPotentialNuclearMechanical
- 8. Multiple Choice
What energy transformation occurs when a crock pot is plugged into an outlet and then the control knob is turned "on"?
thermal to electrical
mechanical to thermal
electrical to thermal
electrical to sound
- 9. Multiple ChoiceGravitational potential energy depends on the ________ and ________ of the object.Height and massFriction and movementMass and MovementHeight and Friction
- 10. Multiple ChoiceSolar Energy is transferred to _____ Energy.MechanicalSolarSoundElectrical
- 11. Multiple Choice
(also known as "PV panels") are used to convert light from the sun, which is composed of particles of energy called "photons", into electricity that can be used to power electrical loads.
Wire
Cable
Solar panel
PVC conduit
- 12. Multiple Choice
Basic unit that makes up all light?
Cells
Atoms
Photons
Molecules
- 13. Multiple Choice
What is geothermal energy?
Energy from the Sun
Energy made by wind spinning a turbine
Energy collected using the heat of the Earth
Energy collected by a hamster running on a wheel connected to a generator
- 14. Multiple Choice
Where can geothermal energy be used best?
Near a river
Near a volcano
In a mountain
In the sea
- 15. Multiple Choice
All sounds are made by ............. objects.
warm
cold
vibrating
- 16. Multiple ChoiceWhat is ultrasound mostly used for ?ShippingMilitaryMedical useFirefighter
- 17. Multiple Choice
Which of these animals use(s) echolocation? Choose all that apply.
bats
dolphins
elephants
cats
owls
- 18. Multiple Choice
How do we calculate speed?
s = d / t
d = s - p
t = d x t
r + d + t = s
- 19. Multiple ChoiceA person walked 10 miles. It took them 2 hours. How fast were they walking?8 mph5 mph2 mph10 mph
- 20. Multiple ChoiceA runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?10 m/s1000 m/s100 seconds10 seconds
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