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WorksheetsSnapShot 2 Review
Total questions: 50
Worksheet time: 38mins
Name
Class
Date
1.
The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?
a)
radiation
b)
conduction
c)
convection
d)
insulation
2.
Jordan places a hot spoon into a container of ice cream. How does this help him scoop out the ice cream?
a)
The coolness from the ice cream is conducted to the spoon making it easier to scoop out.
b)
The coolness from the ice cream is radiated to the spoon making it easier to scoop out.
c)
The warmth of the spoon is conducted to the ice cream making it easier to scoop out.
d)
The warmth of the spoon is radiated to the ice cream making it easier to scoop out.
3.
Which describes what can happen as a result of radiation?
a)
A piece of wood burns in a fire.
b)
A shirt is hot after having been ironed.
c)
A can of soup is heated in a pot on a stove.
d)
A car’s inside temperature rises to over 100 degrees on a sunny day.
4.
Which best describes the process of convection?
a)
Convection is the primary way heat travels through rays.
b)
Convection is the primary way heat travels through metals.
c)
Convection is the primary way heat travels through appliances.
d)
Convection is the primary way heat travels through liquids and gasses.
5.
How is heat transferred when boiling a pot of water on the stove?
a)
conduction
b)
convection
c)
combustion
d)
radiation
6.
Which is an example of heat being transferred by conduction?
a)
a furnace heating the air in a school
b)
an ice cube melting in a person’s hand
c)
a pot of water on a stove boiling
d)
the sun heating water in a swimming pool
7.
Which best explains how bacon is fried on a stove burner?
a)
The bacon creates a convection current, the heat rises to the pan, and then rises to the stove burner.
b)
The bacon transfers heat directly to the pan, and the pan transfers heat directly to the stove burner.
c)
The stove burner radiates heat to the pan, and the pan radiates heat to the bacon.
d)
The stove burner transfers heat directly to the pan, and the pan directly transfers heat to the bacon.
8.
Eggs cooking in a frying pan.
a)
Conduction
b)
Convection
c)
Radiation
9.
Warming hand over a radiator.
a)
Conduction
b)
Convection
c)
Radiation
10.
Snowman melting in the sun.
a)
Conduction
b)
Convection
c)
Radiation
11.
Water boiling in a kettle.
a)
Conduction
b)
Convection
c)
Radiation
12.
Warmth from the fireplace circulating through the house.
a)
Conduction
b)
Convection
c)
Radiation
13.
Tongue freezing to a metal pole.
a)
Conduction
b)
Convection
c)
Radiation
14.
Freezing outside on a cold day.
a)
Conduction
b)
Convection
c)
Radiation
15.
Burning your hand on a hot pan
a)
Conduction
b)
Convection
c)
Radiation
16.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
17.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
18.
What kind of energy is in flowerpot sitting on a windowsill?
a)
Potential
b)
Kinetic
19.
What kind of energy is in a battery?
a)
Potential
b)
Kinetic
20.
Which is the best example that something has kinetic energy?
a)
a. a car parked on a steep hill
b)
b. a tennis ball rolling across the court
c)
c. a picture hanging on the wall
d)
d. a piece of coal before it's burned
21.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
22.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z
23.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
24.
How much potential energy is at the top of a hill on a rollar coaster ride
a)
100%
b)
50%
c)
0%
d)
20%
25.
At which point is kinetic energy greatest?
a)
W
b)
X
c)
Y
d)
Z
26.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases
c)
The kinetic energy decreases while the potential energy increases
d)
Bothe the potential energy and kinetic energy increase
27.
What kind of energy is in gasoline in a car tank (car is not on)?
a)
Potential
b)
Kinetic
28.
What kind of energy is in basketball passing through the hoop?
a)
Potential
b)
Kinetic
29.
What kind of energy is in a waving hand?
a)
Potential
b)
Kinetic
30.
What kind of energy is in an acorn hanging from an oak tree?
a)
Potential
b)
Kinetic
31.
a)
Balanced
b)
Unbalanced
32.
a)
Balanced
b)
Unbalanced
33.
a)
Balanced
b)
Unbalanced
34.
A wheeled cart is moving to the right at a constant speed. Two forces of equal magnitude are acting upon the cart. Which of the following best describes the forces and motion of the cart?
a)
Balanced Forces, Constant Speed
b)
Balanced Forces, Acceleration
c)
Unbalanced Forces, Constant Speed
d)
Unbalanced Forces, Acceleration
35.
What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
36.
Which could be an example of a balanced force?
a)
An asteroid moving at a constant speed through space
b)
A car accelerating from a stop sign
c)
A box of dishes falling from a counter
d)
A rocket taking off
37.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
38.
What energy transformation occurs in the chameleon as it quickly launches its tongue to catch an insect?
a)
Radiant --> Chemical
b)
Thermal --> Chemical
c)
Chemical --> Mechanical
d)
Mechanical --> Chemical
39.
What energy transformation occurs as as an elephant walks through the savanna?
a)
Thermal --> Chemical + Mechanical
b)
Mechanical --> Chemical + Thermal
c)
Radiant --> Chemical + Mechanical
d)
Chemical --> Mechanical + Thermal
40.
What energy transformation occurs as a mouse produces body heat?
a)
Chemical --> Thermal
b)
Thermal --> Chemical
c)
Electrical --> Thermal
d)
Thermal --> Mechanical
41.
What energy transformation occurs as an electric eel shocks its prey?
a)
Electrical --> Mechanical
b)
Thermal --> Electrical
c)
Chemical --> Electrical
d)
Radiant --> Electrical
42.
Can you destroy energy?
a)
Yes
b)
No
43.
Can you create energy?
a)
Yes
b)
No
44.
Which choice below is most like a pendulum, for demonstrating Potential and Kinetic Energy?
a)
Roller Coaster
b)
Kicking a Soccer Ball
c)
A Water Slide
d)
A Swing Set
45.
If you drop a basketball, it will bounce, and then roll, and finally stop.
Why won't a basketball bounce forever?
Why won't a basketball bounce forever?
a)
The ball weighs too much, and that makes it stop.
b)
Gravity pulls the ball down more than the ball can bounce.
c)
It's Potential Energy gets destroyed as it bounces.
d)
It's energy is transformed into other types of energy.
46.
As hard as you push on a skateboard, you'll eventually come to a stop. This is because...
a)
...you're weak sauce.
b)
...you can't overcome gravity.
c)
...your push turns into kinetic energy, sound, and heat.
d)
...your kinetic energy turns into potential energy.
47.
Electrical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Chemical
d)
Electrical
48.
Solar Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Sound
d)
Electrical
49.
When the light changes, Potential Energy is transferred to _____ Energy.
a)
Potential
b)
Mechanical
c)
Thermal
d)
Kinetic
50.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
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