NEW
Font size
S
M
L
XL
WorksheetsRoller Coaster Lab
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
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
2.
When a solid was heated, but it did not melt. What is true about the energy changes?
a)
Kinetic energy increased; potential energy remained the same
b)
Potential energy decreased; kinetic energy remained the same
c)
Potential energy and kinetic energy increased
d)
Kinetic energy increased; potential energy decreased
3.
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
4.
Look at the following image:
a)
Box X had the greatest change in mechanical energy
b)
Box Z had the smallest change in mechanical energy
c)
Boxes X and Y has the same change in mechanical energy
d)
Boxes Y and Z had the same change in mechanical energy
5.
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
6.
Spring is 140N and spring B is 280N. They are pull the same amount. B compared to A is
a)
twice as great
b)
the same
c)
half as great
d)
four times as great
7.
Answering your cell phone transforms the chemical energy in its battery into
a)
electromagnetic (light) energy
b)
electrical energy
c)
sound energy
d)
all the energies in this problem
8.
PHOTOSYNTHESIS transforms electromagnetic energy from the Sun into
a)
chemical energy
b)
mechanical energy
c)
electrical energy
d)
thermal energy
9.
What energy transformation(s) take(s) place once a match is lit?
a)
chemical to nuclear energy
b)
mechanical to thermal energy
c)
chemical to thermal and electromagnetic energy
d)
electromagnetic to potential energy
10.
When the cart started rolling the energy transformation was
a)
Potential to kinetic
b)
Kinetic to potential
c)
No energy was transformed
d)
Totally awesome dude!!!!!!
11.
Where on the track did you have potential energy?
a)
At all points on the track
b)
At just the top of the track
c)
At just the end of the track
d)
At just the top of the second hill of the track
12.
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
13.
What force pulled your cart when it slowed down going up the hill of the roller coaster?
a)
gravity
b)
applying force
c)
friction
d)
gravity and friction
14.
What force caused your cart to slow down?
a)
friction
b)
applying force
c)
gravity
d)
gravity and friction
15.
When your roller coaster cart was lifted to the top of the track...
a)
You increased potential energy, and increased kinetic energy
b)
You decreased potential energy, and increased kinetic energy
c)
You just increased potential energy
d)
You just increased kinetic energy
16.
What is the relationship between kinetic energy and speed
a)
They are directly proportional
b)
There is no relationship
c)
They are indirectly proportional
d)
They are brother and sister
17.
What force pulled your roller caster cart as it moved along the track?
a)
Gravity
b)
Friction
c)
Applying force
d)
Gravity and Friction
18.
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
19.
Which would have the greatest potential energy with respect to work being done on the book?
a)
A book on a 1.2 meter table with a normal force
b)
A book on the floor with a normal force
c)
book in the hands of a 1.8 meter person with a normal force
d)
They have the same potential energy
20.
Of the following, which would have the most kinetic energy.
a)
Walking a 600N wheel barrel of bricks six meters for 35 s
b)
A 5N kite held up by the wind blowing .003m/s
c)
A 5.0 x 1080N reservoir holding water
d)
1.20 x 1055J of electricity flowing through a motor 220m/s
Reset
