Worksheets6AB Review
Total questions: 15
Worksheet time: 10mins
Calculate the KE of a moving 4 kilogram object traveling at a velocity of 3 m/s. KE=21mv2
18 J
36 J
12 J
6 J
Which form of energy is produced when a guitar string vibrates?
Sound energy
Electrical energy
Chemical energy
Radiant energy
Which form of energy is produced when a lamp is switched on?
Sound energy
Electrical energy
Chemical energy
Radiant energy
What is energy?
The ability to do work
A force
Electricity
The ability to transform work
Which type of energy occurs when plants convert the sun's energy into food?
kinetic
chemical
thermal
radiant
Work is:
Transfer of energy by a force causing movement of an object
Something you get paid for
Amount of force that could cause an object to move
Makes you sweat
Compressed springs and stretched rubber bands are examples.
Gravitational Potential Energy
Elastic Potential Energy
Compression Energy
Kinetic Energy
The internal KE energy or movement of atoms and molecules in substances.
Radiant Energy
Thermal Energy
Chemical Energy
Electrical Energy
Which of the following is NOT an example of chemical energy?
A glow stick.
A battery
a rock about to fall off a cliff
A burning match
Which form of energy is being used by the toaster?
chemical
electrical
radiant
mechanical
Two nuclei crash together to form a bigger one, and in the process they kick out a neutron and release lots of energy. This is called...
nuclear fission
nuclear fusion
science fiction
radiant energy
There is the same amount of energy today as when the world began.
True
False
