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WorksheetsEnergy Transfer and Simple Machines
Total questions: 25
Worksheet time: 13mins
Point A has __________________ energy and Point B has ______________ energy.
kinetic, potential
potential, thermal
thermal, kinetic
potential, kinetic
What type of energy do you have when you are in the crouched position before you jump?
chemical potential
gravitational potential
elastic potential
mechanical potential
What type of energy does food have?
chemical potential
gravitational potential
elastic potential
mechanical potential
What is the formula used to calculate mechanical energy?
potential energy - kinetic energy
potential energy + kinetic energy
force x distance
force/distance
When do you have more kinetic energy, when running an 8 minute mile or a 10 minute mile?
8 minute mile
10 minute mile
kinetic energy is the same
you don't have kinetic energy when you run
What type of energy does the soccer ball have in the picture?
chemical potential
gravitational potential
elastic potential
mechanical potential
If one bus has a more powerful motor than another bus, it would...
be able to work more quickly
be able to operate for a longer time
be more fuel efficient
be able to store more potential energy
Energy cannot be created or destroyed, only transferred is stated in...
The Law of Gravity
The Law of Conservation of Matter
Newton's 1st Law
The Law of Conservation of Energy
If there is 200 J of potential energy in the ball on the left, how much kinetic energy is in the ball on the right?
200 J
100 J
300 J
500 J
What type of energy transfer occurs when fireworks are set off?
chemical potential transfers to kinetic as they go up in sky
gravitational potential transfers to kinetic as they go up in sky
gravitational potential transfers to light as they go up in the sky
kinetic is changed to chemical potential
What type of energy transfer takes place?
electrical to chemical
thermal to electrical
electrical to thermal
electrical to nuclear
What type of energy transfer takes place?
electrical to mechanical
mechanical to nuclear
mechanical to electrical
electrical to thermal
What type of energy transfer takes place?
chemical to thermal and electromagnetic
chemical to electrical
thermal to chemical
thermal to electromagnetic
What type of energy transfer takes place when a nuclear power plant makes electricity?
nuclear to thermal
chemical to nuclear
nuclear to mechanical
nuclear to electrical
What type of energy transfer takes place?
chemical to mechanical
electrical to chemical
thermal to nuclear
chemical to mechanical
Which statement is not true about this circuit.
there is an option of pathways for electrons
it is a parallel circuit
if one bulb goes out the other bulb can stay lit
if one bulb goes out the other bulb cannot light up
What statement is not true about the circuit in the picture?
it is a series circuit
it is a parallel circuit
there is only one pathway for electrons to flow through
if one bulb goes out the other bulbs cannot stay lit
If bulb F were to burn out, bulbs E and G can still light up.
True
False
If bulb C burns out, bulbs A, B, and D can remain lit.
True
False
If you want to increase the mechanical advantage of a ramp, you should...
increase the force
increase the length
increase the steepness
increase the width
What simple machine is shown in the picture?
wheel and axel
pulley
inclined plane
wedge
What type of simple machine is shown in the pictures?
wedge
inclined plane
pulley
screw
What type of simple machine is shown in the pictures?
levers
wedges
inclined plane
screw
Why do we not use more green energy?
it is harmful to the environment
it is expensive
it is nonrenewable
it is easy to generate
Which of the following is not an example of green energy?
solar panels
hydroelectric dam
coal plant
wind turbines
