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Unit 5 - Energy on Earth

Total questions: 60

Worksheet time: 37mins

Name
Class
Date
1.
Jenny poured some hot chocolate into a cup and stirred it with a metal spoon.  She noticed the spoon was really warm.  What is the best explanation for this?
a)
The spoon is a conductor.
b)
The spoon reflects heat.
c)
The spoon is an insulator.
d)
She touched the spoon first and waited to touch the cup.
2.
In the winter, some people heat their homes by burning logs in the fireplace.  How does the heat from the fire get to the other side of the room?
a)
it travels through the carpet by conduction
b)
it travels through the air by convection
c)
it travels through the carpet by radiation
d)
it travels with the smoke by condensation
3.
What observation can you make about what happened to the snowman?
a)
It changed from a liquid to a solid
b)
It changed from a liquid to a gas.
c)
It changed from a gas to a solid.
d)
It changed from a solid to a liquid.
4.
When you leave your cold drink outside, the glass may have water drops on it.  This is an example of...
a)
condensation
b)
evaporation
c)
precipitation
d)
estuary
5.

This method of heat transfer is when two objects are directly touching.

a)

Conduction

b)

Convection

c)

Radiation

6.

The method of heat transfer happens in a fluid.

a)

Conduction

b)

Convection

c)

Radiation

7.

This method of heat transfer happens through electromagnetic waves.

a)

Conduction

b)

Convection

c)

Radiation

8.

True or False: Electromagnetic waves warm the Earth.

a)

True

b)

False

9.

True or False: A stove burner touching the pan is an example of convection.

a)

True

b)

False

10.

Materials such as metal and wire are good ________________________ because heat can easily transfer through them

a)

Conductors

b)

Insulators

11.

Thermal energy being transferred from a hot mug of cocoa to the table it is sitting on is an example of __________.

a)

convection

b)

conduction

c)

radiation

d)

chemistry

12.

Which best explains how this roasting marshmallows happens?

a)

Heat from the fire is conducted to the marshmallow.

b)

Heat from the fire is radiated to the marshmallow.

c)

The coolness of the marshmallow is conducted to the fire.

d)

The coolness of the marshmallow is radiated to the fire.

13.

Which best describes heat transfer by radiation?

a)

A slice of bacon frying in a pan.

b)

A pot on a stove boiling water.

c)

Cooking a hotdog in a microwave.

d)

A hot air balloon.

14.

Which of the following best describes CONVECTION?

a)

When heat is transferred through waves.

b)

When heat is transferred through objects that are touching.

c)

The movement of gas or liquid in which warmer parts move up and the colder parts moves down.

15.

Warm air rises and the cool air sinks demonstrates this type of heat transfer.

a)

Conduction

b)

Convection

c)

Radiation

16.

Walking on hot sand with your bare feet shows this type of heat transfer.

a)

conduction

b)

convection

c)

radiation

17.

Ironing a shirt is an example of:

a)

condensation

b)

evaporation

c)

conduction

d)

convection

18.

This is the transfer of thermal energy through "space".

a)

conduction

b)

radiation

c)

convection

d)

spaceship

19.

What kind of heat transfer is occurring when the sun warms the sand?

a)

Conduction

b)

Convection

c)

Radiation

d)

All of them

20.
Heat transfer in boiling water.
a)
Conduction
b)
Convection
c)
Radiation
21.
Which material is the best conductor of heat?
a)
glass
b)
styrofoam
c)
metal
d)
wood
22.
The sun warming your skin is an example of heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal electricity
23.

What is the original source of the most of the energy that people use?

a)

By radiation from the sun.

b)

By convection from the sun.

c)

By radiation from the Earth's core.

d)

Conduction from Earth's core.

24.

Which of the following is an example of convection?

a)

Hair dryer is drying up your hair

b)

When a car engine turns hot after being turned on.

c)

A spoon placed in the cup filled with cold coffee.

d)

Boiling spaghetti noodles in water.

25.

Thermal Energy is

a)

the energy of electrons moving through a circuit

b)

the energy stored due to its position

c)

the energy of particles in motion which can be described as heat

d)

the energy of moving downhill

26.

Which type of heat transfer is happening INSIDE the pot on the stove?

a)

convection

b)

conduction

c)

radiation

27.

Which type of heat transfer is happening where the pot is sitting on the red hot glowing metal rack?

a)

conduction

b)

convection

c)

radiation

28.

Which type of heat transfer is happening in the spaces outside of the pot but close to it?

a)

conduction

b)

convection

c)

radiation

29.
The particles of a gas move ____than the particles of the same substance in the liquid or solid state.
a)
faster
b)
slower
c)
same speed
30.
Which of the following are kinds of heat transfer.
a)
Conduction
b)
Convection
c)
Radiation
d)
All of the above
31.

Everything has thermal energy

a)

False

b)

True

32.

All matter is made up of atoms that are constantly moving

a)

True

b)

False

33.

Hot things have ____________ thermal energy than cold things

a)

more

b)

less

c)

same

d)

potato

34.

The human eye is only capable of seeing which electromagnetic wave?

a)

Infrared Light

b)

Ultraviolet Light

c)

Visible Light

d)

All of the above

35.

What electromagnetic wave do humans emit as heat energy?

a)

infrared light

b)

ultraviolet light

c)

visible light

d)

microwaves

36.

This type of electromagnetic wave has different colors of light that all have different wavelengths.

a)

Gamma Rays

b)

Microwaves

c)

Infrared

d)

Visible Light

37.

This type of electromagnetic wave can be used to see inside luggage at an airport or in hospitals to see your bones.

a)

Gamma Rays

b)

Visible Light

c)

X Rays

d)

Infrared Rays

38.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
39.
These high-energy waves are given off by radioactive materials.
a)
Gamma
b)
Microwaves
c)
Radio
d)
Ultraviolet
40.
These waves from the sun cause sunburn.
a)
Gamma
b)
Microwaves
c)
Radio
d)
Ultraviolet
41.

Faster moving atoms and molecules are associated with...

a)

Low thermal energy (cooler)

b)

High thermal energy (hotter)

42.

Which of the following is not in the electromagnetic spectrum?

a)

Light waves

b)

Sound waves

c)

Radio Waves

d)

X-rays

43.

What is the correct order of the visible light spectrum?

a)

Red, yellow, orange, blue, violet, indigo

b)

Violet, indigo, blue, green, yellow, orange, red

c)

Green, yellow, blue, indigo, red, orange

d)

Red, orange, yellow, green, blue, indigo, violet

44.

Plastic is a great conductor of heat so it flows quicker.

a)

True

b)

False

45.

Which is the correct order of the electromagnetic spectrum?

a)

Radio, Infrared, Microwaves, Visible Light, Ultraviolet, X-ray, Gamma

b)

Radio, Microwaves, Visible Light, Infrared, Ultraviolet, X-ray, Gamma

c)

Radio, Microwaves, Infrared, Visible Light, Ultraviolet, X-ray, Gamma

d)

Radio, Microwaves, Infrared, Visible Light, X-ray, Ultraviolet, Gamma

46.
When two air masses meet, there is a _____, or boundary.
a)
thunderstorm
b)
watch
c)
front
d)
cloud
47.
What does this symbol on a weather map indicate? 
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
48.
What does this symbol indicate on a weather map? 
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
49.

We call H2O molecules that are in a solid state:

a)

Ice

b)

Water

c)

Steam/Vapor

50.

We call H2O molecules that are in a gaseous state:

a)

Ice

b)

Water

c)

Steam or Vapor

51.

If the H2O molecules in ice are heated, they will start to:

a)

Move faster.

b)

Move slower.

52.

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

53.

Near the ceiling of a room the air is warmer. The warm air rises because of ________.

a)

conduction

b)

convection

c)

radiation

54.

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

55.

A chair is placed several feet from a fire in a fireplace. The fire has a glass screen. The side of the chair facing the fireplace gets warm because of ...

a)

Conduction

b)

Radiation

c)

Convection

56.

A college student holds the back of his hand near an iron to see if it is hot. Heat is transferred to his hand by ..

a)

Conduction

b)

Radiation

c)

Convection

57.

The metal skewer gets so hot that you drop your marshmallow in the campfire because of...

a)

Conduction

b)

Radiation

c)

Convection

58.

A fireman feels a door and it is hot from the fire on the other side due to ...

a)

Conduction

b)

Radiation

c)

Convection

59.

The cause of weather systems on earth is ...

a)

Conduction

b)

Radiation

c)

Convection

60.

When you pull your Totino's Pizza rolls out of the oven and the pan is so hot it burns your hand because you forgot your protective mit. The energy move to your hand from the pan to your hand through ...

a)

Conduction

b)

Radiation

c)

Convection

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