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trad energy

Total questions: 60

Worksheet time: 32mins

Name
Class
Date
1.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
2.
The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from what to what?
a)
thermal to light
b)
gravitational to potential
c)
radiant to electrical
d)
chemical to light
3.
Wind turbines and windmills convert what energy to another?
a)
Kinetic to electric
b)
Gravitational potential to electric
c)
Mechanical to potential
d)
Thermal to sound
4.
Work is:
a)
A transfer of energy by a force to move and object
b)
Something you get paid for
c)
Something you take home
d)
Makes you sweat
5.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
6.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
7.
The formula for work is:
a)
d = r x t
b)
p = m x v
c)
f = m x a
d)
w = d x f
8.
Energy that is stored in bonds between atoms is:
a)
Mechanical energy
b)
Chemical energy
c)
Kinetic energy
d)
Nuclear energy
9.
According to which law of energy, energy can't be created or destroyed?
a)
First law of motion
b)
The law of tacos
c)
Laws of Energy
d)
law of conservation of energy
10.
Almost all light comes from......
a)
glow worms
b)
the sparkle in your eyes
c)
the sun
d)
light bulbs
11.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
12.
What kind of energy is in a person climbing a ladder?
a)
Potential
b)
Kinetic
c)
Both
13.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
14.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
15.

The unit used to measure energy is the

a)

Watt

b)

Newton

c)

Joule

d)

meter

16.
A box with a mass of 20 kg is moving with a velocity of 3 m/s to the right. How much kinetic energy does it have?
a)
60 J
b)
75 J
c)
90 J
d)
180 J
17.
A box with a mass of 20 kg is moving with a velocity of 3 m/s to the right. How much kinetic energy does it have?
a)
60 J
b)
75 J
c)
90 J
d)
180 J
18.
A spring with a spring constant of 3 N/m is compressed by 4 cm. How much potential energy is stored in the spring?
a)
0.0024 J
b)
0.024 J
c)
2.4 J
d)
24 J
19.
What is the potential energy of a 1kg mass 1 m above the ground?
a)
1.0J
b)
9.8J
c)
10J
d)
98J
20.
Which of these is a unit of work?
a)
Watt
b)
Meter
c)
Joule
d)
Newton
21.

You're driving on an icy road. How can you avoid wheel spin?

a)

Drive at a slow speed in as high a gear as possible

b)

Drive in a low gear at all times

c)

Brake gently and repeatedly

d)

Use the handbrake if the wheels start to slip

22.

You're driving in freezing conditions. What should you do when approaching a sharp bend?

a)

Coast into the bend

b)

Gently apply your handbrake

c)

Slow down before you reach the bend

d)

Firmly use your footbrake

23.

As the speed of a car doubles the braking distance....

a)

Halves

b)

Quarters

c)

Quadruples

d)

Doubles

24.

As the speed of a car doubles the thinking distance....

a)

Halves

b)

Quarters

c)

Quadruples

d)

Doubles

25.
Niektóre nasiona (lub owoce) mogą być transportowane na znaczne odległości przez zwierzęta. Umożliwiają im to:
a)
ssawki
b)
aparaty lotne
c)
włoski, haczyki i kolce
d)
skrzydełka
26.
How tall was the tallest man?
a)
7'10"
b)
8'4"
c)
8'11"
d)
9'
27.
What two colors are the cat's hat in "The Cat in the Hat"?
a)
Red and White
b)
Red and Blue
c)
Blue and White
d)
White and Black
28.
How many days are in August?
a)
28
b)
30
c)
31
d)
912
29.
Who wrote the books "Lord of the Rings" and "The Hobbit" which were adapted into movies?
a)
C.S. Lewis
b)
JRR Tolkein
c)
Peter Jackson
d)
Samwise Gamgee
30.
What country does this flag belong to?
a)
Peru
b)
Brazil
c)
Chile
d)
Suriname
31.
In what year was the first Superbowl played?
a)
1958
b)
1962
c)
1951
d)
1967
32.
What movie says "Hakuna Matata"?
a)
Lilo and Stitch
b)
Toy Story
c)
The Jungle Book
d)
The Lion King
33.
A cat has how many muscles in each ear?
a)
12
b)
32
c)
52
d)
2344567890
34.
Which country eats the most chocolate (per person)?
a)
USA
b)
China
c)
Columbia
d)
Switzerland
35.
The more coaster cars then the faster the roller coaster must travel. 
a)
True
b)
False
36.

GPE (Gravitational Potential Energy) =

a)

mass x velocity

b)

height x velocity

c)

height x mass x gravitational constant

d)

height x velocity x gravitational constant

37.

Two boats are moving across a lake. The kinetic energy of each boat depends on the boat's mass and speed.

The kayak's mass is _______the canoe's mass.

The kayak's speed is_________the canoe's speed.

The kayak's kinetic energy is___________the canoe's kinetic energy.

a)

the same;half;one-fourth

b)

the same;two times;one-fourth

c)

the same;half; four times

d)

the same;two times;four times

38.

Select the graph that shows the correct relationship between kinetic energy and mass.

a)
b)
c)
d)
39.

Select the graph that shows the correct relationship between kinetic energy and speed.

Hint: If one object is moving at 2 times the speed of a second object and the objects have the same mass, then the first object has 4 times the kinetic energy of the second object.

a)
b)
c)
d)
40.

In all energy transformations, the types of energy that decrease are converted into the types of energy that increase.

The train slowed down as brakes on the track

squealed and heated up. Once the train came to

a stop in the station, the riders stood up and left.

While the train was braking _____, was converted into ___ and _____

a)

thermal energy; sound energy; kinetic energy

b)

kinetic energy; sound energy;thermal energy

c)

sound energy; kinetic energy; thermal energy;

41.
 A 60-kilogram student running a 3.0 meters per second has a kinetic energy of
a)
270J
b)
180 J
c)
540 J
d)
8100J
42.
A spring measures 120 newton. How much energy is stored in the spring at 0.20 meter?
a)
2.4 J
b)
4.8 J
c)
12 J
d)
24 J
43.
The work done in raising an object must result in an increase in the object’s
a)
Gravitational potential energy
b)
internal energy
c)
kinetic energy
d)
 heat energy
44.
If the cart weight was 0.60N and you lifted it 0.72m, how much potential energy was gained?
a)
0.432 J
b)
1.2 J
c)
0.883 J
d)
423 J
45.
Where did your roller coaster cart get its total kinetic energy?
a)
potential energy gained as you lifted it to the top
b)
From the speed of the cart as it rolled down the track
c)
 From the speed of the cart as it rolled up the hill
d)
 From the potential energy gained as it rolled up the hill
46.
What is the definition of power?
a)
the amount of work an object does
b)
the rate at which force is applied
c)
the amount of matter in an object
d)
the rate at which work is done
47.
How much work is done in holding a 15 N sack of potatoes while waiting in line at the grocery store for 3 minutes?
a)
15 J
b)
45 J
c)
0 J
d)
5 J
48.
How much time is needed to produce 720 Joules of work if 90 watts of power is used? 
a)
0.125 s
b)
8 s
c)
64800 s
d)
80 s
49.
How much time is needed to produce 720 Joules of work if 90 watts of power is used? 
a)
0.125 s
b)
8 s
c)
64800 s
d)
80 s
50.

¿Qué puede transmitir un cuerpo en movimiento a otros cuerpos en reposo?

a)

Energía

b)

Tiempo

c)

Gravedad

d)

Esfuerzo

51.
The unit used to measure power is the 
a)
Watt
b)
Newton
c)
Joule
d)
Newton*meter
52.
Bro A bench presses 145-lbs five times in 20 seconds.
Bro B bench presses 145-lbs five times in 10 seconds.
a)
Bro A did more work.
b)
Bro B did more work.
c)
Both Bros did the same amount of work.
d)
Bro
53.
When the speed of an object is doubled, its kinetic energy
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
54.
You drop a 5 kg ball from a height of 2 m. Just before it reaches the ground, how much kinetic energy does it have?
a)
10 J
b)
100 J
c)
7 J
d)
20 J
55.
You drop a 5 kg ball from a height of 2 m. Just before it reaches the ground, how much kinetic energy does it have?
a)
10 J
b)
100 J
c)
7 J
d)
20 J
56.

Which requires more work...walking or running up the stairs?

a)

walking

b)

running

c)

same amount

d)

run faster

57.

What equation is used to calculate elastic potential energy?

a)

Ep = m g h

b)

Ep = 1/2 k x2

c)

Ep = F / E d

58.
In the next moment, the KE piece of the pie gets larger, then
a)
The Skater will be going faster
b)
The Skater will be going slower
c)
There is no way to tell
59.

What type of energy transfer is occurring?

a)

potential --> kinetic

b)

kinetic --> potential

c)

elastic --> kinetic

d)

kinetic --> elastic

60.

A car speeds up from rest after a light turns green.


Is this an example of positive, negative, or zero work being done on the car?

a)

positive

b)

negative

c)

zero

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