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G4 Energy

Total questions: 104

Worksheet time: 1hrs 19mins

Name
Class
Date
1.

When a whole cake is cut into pieces, what is the total mass of the pieces equal to?

a)

the mass of the whole

b)

much less than the mass of the whole

c)

slightly less than the mass of the whole

d)

more than the mass of the whole

2.

Which state of matter has a definite shape and a definite volume?

a)

gas

b)

liquid

c)

solid

d)

vapor

3.

What type of physical change takes place when water is frozen into ice cubes?

a)

change of coarseness

b)

change of state

c)

change of odor

d)

change of taste

4.

What type of a physical change takes place when a whole pizza is cut into slices?

a)

change in size

b)

change in taste

c)

change in state

d)

change in texture

5.

The total mass of a cookie is 60 grams. If the cookie is dropped on the floor and breaks into several pieces, what parts would equal the whole?

a)

15 grams, 15 grams, 15 grams, and 30 grams

b)

10 grams, 15 grams, 15 grams, and 20 grams

c)

20 grams, 15 grams, 30 grams, and 10 grams

d)

30 grams, 30 grams, 10 grams, and 10 grams

6.

What is the physical property of odor?

a)

how an object or material feels

b)

the hardness of an object

c)

how an object or material smells

d)

the texture of an object

7.

The mass of a whole object is the same as the sum of the masses of its parts is the law of

a)

measure in newtons

b)

mass in kilograms

c)

gravity of mass

d)

conservation of mass

8.

What type of change happens to the ingredients of cookie dough when they are baked in an oven?

a)

they are characteristically changed

b)

they are chemically changed

c)

they are physically changed

d)

they are substantially changed

9.

Observe the containers. Which of the following correctly compares the volume of the liquid in both containers?

a)

both containers have equal volumes of liquid

b)

the container on the left is smaller but has a larger volume of liquid

c)

the container on the left is larger and has a larger volume of liquid

d)

the container on the right has a larger volume of liquid

10.

Observe and compare the physical properties of the objects shown in the images. Which sentence describes why the bed is better for sleeping than the chair?

a)

the color of the bed is nicer than the chair

b)

the size of the bed is smaller than the chair

c)

the bed has softer texture than the chair

d)

the texture of the chair is rough and hard

11.

How is the object in the image chemically changing?

a)

by cooking

b)

through decaying

c)

by burning

d)

through molding

12.

What type of a chemical change takes place when a log changes into ashes?

a)

burning

b)

heat

c)

decaying

d)

temperature

13.

Which of the following correctly compares glass A and glass B?

a)

glass A has the same mass as glass B

b)

glass A has a greater mass than glass B

c)

glass A has the same amount of liquid as glass B

d)

the liquid in both glasses takes up the same space

14.

Observe the objects in the picture. What can you predict about the volume of the objects?

a)

The volume of the orange is greater than the watermelon

b)

The volume of the orange is the same as the watermelon

c)

the volume of the watermelon is smaller than the orange

d)

the volume of the watermelon is greater than the orange

15.

Looking at the scale in the image, what prediction would you make about the mass of the objects on the scale?

a)

the mass of the objects is very different

b)

the mass of the objects is about the same

c)

the object on the left has much less mass

d)

the object on the right has much more mass

16.

Based on your observation of the image, what description would you use to describe the physical properties of taste and odor?

a)

the banana will have a sweet taste but the French fries will have no taste or odor

b)

the banana will have the same fragrance and taste as the French fries

c)

the French fries will have a sour taste and the banana will have no taste or odor

d)

the French fries will taste oily and salty while the banana will have a sweet taste

17.

Observe the object in the picture, what physical properties best describe the object?

a)

hard, brown, oval, and round

b)

smooth, round, rectangular, and brown

c)

soft, brown, round, and triangular

d)

square, rectangular, brown, and hard

18.

Which properties describe the state of the water in the image?

a)

a definite shape and volume

b)

no definite shape or volume

c)

a definite texture, no definite volume

d)

no definite texture or shape

19.

Select the object with magnetic properties.

a)
b)
c)
d)
20.

These physical properties were used to describe an object: blue, soft, and round. Select the image that matches the description.

a)
b)
c)
d)
21.

What are the three states of matter?

a)

solid, volume, mass

b)

density, volume, mass

c)

solid, liquid, gas, and plasma

d)

density, gas, volume

22.
The amount of space something takes up
a)
density
b)
volume
c)
mass
d)
matter
23.

Measurement of how gravity affects an object's mass

a)

mass

b)

matter

c)

volume

d)

weight

24.

The amount of matter in an object

a)

volume

b)

weight

c)

mass

d)

matter

25.

Anything that has mass and takes up space

a)

matter

b)

mass

c)

weight

d)

volume

26.
The state of matter in which a substance has a definite volume but no definite shape.
a)
gas
b)
liquid
c)
solid
d)
matter
27.
The state of matter in which a substance has a definite shape and definite volume.
a)
solid
b)
gas
c)
atom
d)
liquid
28.
The state of matter in which a substance does not have a definite shape or volume.
a)
element
b)
compound
c)
gas
d)
liquid
29.
A change in which the form or shape of a substance changes but the chemical makeup of the substance remains the same.
a)
chemical change
b)
reaction
c)
physical change
d)
solution
30.

Weight is the force of ______________ on the mass of the object.

a)

Energy

b)

Object

c)

Gravity

d)

Density

31.
What is weight?
a)
The amount of matter in an object
b)
The amount of space an object takes up
c)
The measure of the pull of gravity on an object
d)
An object's ability to sink or float
32.

Some measurable properties of matter are mass, weight, volume, and density.

a)

True

b)

False

33.

Units used to measure the mass of an object

a)

Centimeters

b)

Milliliters

c)

Grams

d)

Volume

34.

Tool used to measure MASS

a)

Metric Ruler

b)

Balance

c)

Graduated Cylinder

d)

Thermometer

35.

What does temperature measure?

a)

the amount of stuff or matter in an object

b)

the amount of space something takes up

c)

the gravitational pull on an object

d)

the measurement of how hot or cold something is

36.

The tool to measure volume is

a)

Balance

b)

Ruler

c)

Graduated Cylinder

d)

Thermometer

37.

Signs of a physical change:

a)

Folding

b)

Change of form/state of matter

c)

Tearing

d)

All of the above

38.

Tool/instrument/device that measures temperature.

a)

Balance

b)

Thermometer

c)

Ruler

d)

Beaker

39.

Metric unit of length, measures distance.

a)

Inches

b)

Pounds

c)

Meter

d)

Grams

40.

Metric unit of capacity, measures volume.

a)

Pint

b)

Liter

c)

Spoon

d)

Kilogram

41.

Metric unit of temperature; 0 degrees (0°) for freezing and melting point of water and 100 degrees (100°) for boiling

a)

Fahrenheit

b)

Kelvin

c)

Celsius

d)

Hot or cold

42.

Customary unit of temperature, 32 degrees (32°) as the freezing and melting point of water and 212 degrees (212°) for boiling.

a)

Fahrenheit

b)

Kelvin

c)

Celsius

d)

Hot or cold

43.

Object that attracts iron and some other materials by having a magnetic field around it.

a)

Gold

b)

Magnet

c)

Thermometer

d)

Graduated Cylinder

44.

When two magnets with same poles, north/north or south/south, PULL AWAY from each other.

a)

Come together

b)

Attract

c)

Repel

d)

Nothing happens

45.

When two magnets with opposite poles, north/south, come together, PULLING TOWARDS each other.

a)

Repel

b)

Attract

c)

Fight each other

d)

Nothing happens

46.

All matter is made of _________.

a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
47.
What is at the center of every atom?
a)
An electron
b)
A compound
c)
A molecule
d)
A nucleus
48.
The positively charged particles of an atom are the ________.
a)
electrons
b)
protons
c)
neutrons
d)
protons & neutrons
49.
What does the nucleus of an atom contain?
a)
Electrons and neutrons
b)
Protons and neutrons
c)
Neutrinos and positrons
d)
DNA and RN
50.

Atoms are made up of ________________

a)

energy

b)

electrons

c)

subatomic particles

d)

gasses

51.

The subatomic particles that make up an atom.

a)

solid, liquid, gas

b)

electrons, protons, nucleus

c)

energy, protons, nucleus

d)

electrons, protons, neutrons

52.

__________ are negatively charged particles that are in the orbitals around the nucleus.

a)

protons

b)

nucleus

c)

neutrons

d)

electrons

53.

A proton has a ___________ charge.

a)

positive

b)

negative

c)

neutral

d)

massive.

54.

An electron has a _________ charge

a)

positive

b)

neutral

c)

negative

d)

massive

55.

A neutron has _________ charge or is ________.

a)

negative ... neutral

b)

positive .... neutral

c)

no .... negative

d)

no ... neutral

56.
Which is an electron?
a)
A
b)
B
c)
C
57.

The smallest part of any element. Made up of protons, neutrons and electrons.

a)

Atom

b)

AMU

c)

Ion

d)

Isotope

58.

The negatively charged particles in an atom

a)

Proton

b)

Electron

c)

Neutron

d)

Electron Cloud

59.

Which TWO of the following subatomic particles are inside the nucleus?

a)

protons

b)

electrons

c)

neutrons

d)

There are no subatomic particles in the nucleus of an atom.

60.
The particles with no charge in an atom are the _______.
a)
electrons
b)
neutrons
c)
protons
d)
protons and neutrons
61.

How many atoms of Hydrogen are in H2O

a)

1

b)

2

c)

3

d)

more than 3

62.

How many atoms of Hydrogen are in this compound?

a)

1

b)

2

c)

3

d)

4

63.

All matter is made of _________.

a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
64.

The subatomic particles that make up an atom.

a)

solid, liquid, gas

b)

electrons, protons, nucleus

c)

energy, protons, nucleus

d)

electrons, protons, neutrons

65.

What is the chemical symbol for Hydrogen

a)

H

b)

He

c)

Hy

d)

Hg

66.

What is this subatomic particle that has positive charge?

a)

Electron

b)

Neutron

c)

Proton

d)

Megatron

67.

What is energy?

a)

a mixture of two substances

b)

an object’s interaction with its surroundings

c)

the ability to do work

68.

Which type of energy is the energy of “motion”?

a)

Potential

b)

Kinetic

69.

Which type of energy is “stored” energy?

a)

Potential

b)

Kinetic

70.

What type of scientist studies force, motion, and energy?

a)

Biologist

b)

Geologist

c)

Physicist

d)

Zoologist

71.

Energy can be destroyed.

a)

True

b)

False

72.

When a bike is sitting still at the top of the hill, it has what type of energy?

a)

Potential

b)

Kinetic

73.

The slower an object moves, the more kinetic energy it has.

a)

True

b)

False

74.

How does a bow and arrow use energy?

a)

it has kinetic energy only when the bow string is pulled back

b)

it has elastic potential energy when the bow is pulled back, and kinetic energy when it releases the arrow

c)

it uses electric energy to shoot the arrow

d)

it uses kinetic energy when the bow string is pulled back and the potential energy as the arrow flies

75.

Where could you place a toy car to give it the most potential energy?

a)

flat on the ground

b)

on a 12 inch ramp

c)

on a 3 inch ramp

d)

at the bottom of a ramp

76.

Which of these is NOT a type of potential energy?

a)

gravitational

b)

elastic

c)

chemical

d)

kinetic

77.

What kind of potential energy do we get from food?

a)

chemical

b)

gravitational

c)

electric

d)

elastic

78.
A mixture combines 2 or more materials without changing their properties.
a)
True
b)
False
79.
Solutions are formed when one or more substances dissolve in another.
a)
True
b)
False
80.
Which of the following is NOT a way to separate a mixture?
a)
Heat a liquid to evaporate the liquid out of a solution.
b)
Use a magnet to separate sand particles and rocks.
c)
Use a filter to allow liquid to flow through and leave behind the solid particles on top of the filter.
d)
Use tongs to separate the parts of a salad.
81.
Mrs. Ellis has a beaker of sugar and water. What is the fastest way to separate the solution?
a)
Use a magnet
b)
Pour the solution through a filter
c)
Boil the solution
d)
Sit the container in a window and wait for water to evaporate
82.
Sally made four cups of water. She added different material in each cup and stirred it. Which of the following will form a solution with the water?
a)
Sugar
b)
Sand
c)
Salad oil
83.
The 4th grade class are observing 4 beakers in a Science lab. Which of the following students made a true statement comparing the materials in the beakers. 
Beaker 1-sand and water
Beaker 2-sugar and water
Beaker 3-rocks and sand
Beaker 4-rocks and water
a)
All beakers have a mixture of solids.
b)
Beakers 1and 2 have a mixture of solids and liquids. They can both be separated with a filter.
c)
Beakers 1,2, and 4 are all mixtures of solids and liquids.Beaker 2 can only be separated using heat.
d)
Beakers 3 and 4 are a mixture of solids and liquids.
84.
Which two tools would a student use to measure the length and mass of a gummy bear?
a)
graduated cylinder and balance
b)
stopwatch and meter stick
c)
ruler and a meter stick
d)
balance and a meter sick
85.
The smallest unit of an element is
a)
An electron
b)
A proton
c)
A neutron
d)
An atom
86.
The picture shows a hydrogen atom, what is it's atomic number
a)
0
b)
1
c)
2
d)
3
87.
If an object has the same number of positive and negative charges, its electrical charge is...
a)
positive
b)
negative
c)
neutral or no charge
d)
opposite
88.
What charge does a proton have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
89.
What charge does an electron have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
90.
Static electricity is 
a)
The balance of electrical charge on an object
b)
The imbalance of electrical charge on an object
c)
The discharge of electrical charge
d)
The build up of protons in the nucleus of an atom 
91.
True or False
Like charges repel
a)
True
b)
False
92.
True or False
A positively charged object has lost electrons
a)
True
b)
False
93.
True or False
A negatively charged object has lost protons
a)
True
b)
False
94.
If an atom gain's a proton then
a)
it is positively charged
b)
it is negatively charged
c)
it changes into a new element
d)
it explodes due to nuclear fussion
95.
Materials that tightly hold on to their electrons are considered 
a)
Good conductors
b)
Good insulators
c)
Good anti-static agents
d)
Useful for storing charge
96.
Which one of these objects is a good insulator
a)
Copper wire
b)
Glass
c)
Aluminum 
d)
Gold
97.
Materials that easily loose or accept electrons are considered
a)
Good conductors
b)
Good insulators
c)
Good anti-static agents
d)
Good for storing charge
98.
What is the major difference between static electricity and current electricity?
a)
Current electricity involves a continuous flow of neutrons; static electricity is a sudden transfer of protons
b)
Current electricity can be deadly; static electricity is almost always safe
c)
In current electricity, there's a single transfer of electrons; in static electricity, there's a steady flow of electrons
d)
Current electricity involves a flow of electrons; static electricity involves a single transfer of electrons
99.
Charge separation in clouds is one way
a)
that freezing rain occurs
b)
that lightning occurs
c)
that low pressure system occurs
d)
that a tornado occurs
100.
The following shows a hydrogen atom, what is mass?
a)
0
b)
1
c)
2
d)
3
101.
The pictures to the left and right are of
a)
Tesla and Edison
b)
Tesla and Westinghouse
c)
Edison and Tesla
d)
Edison and Westinghouse
102.
Which term is not a method for charging an object with static electricity
a)
Alternating Current
b)
Induction
c)
Conduction
d)
Friction
103.
What method of static charging is shown in this picture
a)
Polarization
b)
Friction
c)
Induction
d)
Conduction
104.
Which technology uses static electrical charge to work
a)
Tesla Coil
b)
Turbine
c)
AC/DC Generator
d)
Photocopy Machine

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