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Energy Transformation/ 6th Grade Science
Test Description: Review
Instructions: Answer all questions to get your test result.
1) On a rollercoaster, the highest point would be considered to have the most
A
potential energy
B
thermal energy
C
kinetic energy
D
mechanical energy
2) A coaster car in the lowest position on a rollercoaster would have the most
A
potential energy
B
mechanical energy
C
thermal energy
D
kinetic energy
3) A city wants to add a clean energy source to help the electric company, which would be best?
A
solar panels on rooftops
B
hydroelectric dam
C
diesel generator
D
nuclear power plant
4) Which energy resource would be most affected by the weather?
A
natural gas
B
geothermal
C
wind
D
nuclear
5) 2 birds are flying at the same speed and weigh about the same. One bird is higher then the other. What is different in their energies?
A
The lower bird has more kinetic energy
B
The higher bird has more potential energy
C
Both birds have the same energy
D
Neither bird has energy
6) What are the disadvantages to solar energy?
A
The panels only produce energy when the sun is shining
B
Solar panels interrupt the ecosystem
C
Solar panels release carbon dioxide into the air
D
Solar panels are a fossil fuel
7) A runner runs for 2 hours and went 14 kilometers. What was her average speed?
A
12 km/hr
B
4 km/hr
C
28 km/hr
D
7 km/hr
8) Kinetic energy is the energy of ?
A
motion
B
cold
C
heat
D
position
9) What is a disadvantage of nuclear energy?
A
It gives off radiation waste
B
It is healthy to aquatic life
C
It is inexpensive to produce
D
It is abundant
10) When a baseball player hits a ball, forces acting upon it will affect the ball's path. Which statement describes the forces best?
A
speed up, keep the same direction, then slowly fall to the ground
B
travle in the same direction until it hits the ground
C
slow down, change direction, and then speed up until it falls to the ground
D
travel at the same speed until it hits the ground
11) Which of the following objects changes electrical energy into thermal energy?
A
toaster
B
sleeping bag
C
solar car
D
candle
12) Which of these objects are the same energy transformation as an electrical pencil sharpener?
A
stopwatch
B
a lamp
C
solar calculator
D
electric fan
13) A hydroelectric dam uses the flow of water to turn a turbine. The turbine turns a magnet to produce electricity. What energy transformation occurs in a hydroelectric power plant?
A
chemical to mechanical
B
electrical to mechanical
C
chemical to electrical
D
mechanical to electrical
14) A hotplate is plugged in and the knob is turned to the on position. What is the energy ?
A
thermal energy to electrical energy
B
mechanical energy to thermal energy
C
thermal energy to mechanical energy
D
electrical energy to thermal energy
15) Which is the correct path of energy transformation of an electric lamp?
A
thermal to electrical to light
B
electrical to thermal to light
C
electrical to light to thermal
D
light to thermal to electrical
*select an answer for all questions
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