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Semester Review

Total questions: 160

Worksheet time: 2hrs 48mins

Name
Class
Date
1.
What color of star is the hottest?
a)
Blue
b)
Red
c)
Yellow
d)
Orange
2.
What color of star is the coolest?
a)
Red
b)
Yellow
c)
Blue
d)
White
3.
What is the name of the largest stars?
a)
Protostars
b)
Supergiants
c)
Red Giants
d)
Dwarf Stars
4.
What is the name of the gas/dust clouds that form stars?
a)
Nebulas
b)
Protostars 
c)
Supernova
d)
Neutron Star
5.
What is the name of the explosion at the death of a massive star?
a)
Supergiant
b)
Supernova
c)
Black Hole
d)
Nebula
6.
What word best describes our sun?
a)
Average
b)
Supergiant
c)
Dwarf
d)
Red Giant
7.
What is the name of the star in our solar system?
a)
Venus
b)
Sun
c)
Jupiter
d)
Mars
8.
The H-R diagram is a graph that shows the relationship between ______________ for stars. 
a)
temperature and color
b)
temperature and brightness
c)
brightness and color
d)
distance and brightness
9.
All stars begin their life in a
a)
Main Sequence
b)
Nebula
c)
Protostar
d)
Black Dwarf
10.
______ is a force that causes dust particles to stick together in a nebula.
a)
nuclear fusion
b)
gravity
c)
hydrogen
d)
friction
11.
Most stars are made of which elements?
a)
Hydrogen only
b)
Hydrogen and Lithium
c)
Hydrogen and Sodium
d)
Hydrogen and Helium
12.
A ________ is an object so dense with so much gravity that even light cannot escape.
a)
neutron star
b)
white dwarf
c)
blackhole
d)
black dwarf
13.
Why do stars in the night sky look so small?
a)
stars are small
b)
stars are close
c)
stars are far away
14.
Our galaxy is called the
a)
Earth Nebula
b)
The Hubble Galaxy
c)
The Milky Way
d)
The Snickers
15.
A small, hot star near the end of its life is a star called a
a)
white dwarf
b)
red dwarf
c)
supergiant
d)
protostar
16.

What Seasons is position A?

a)

Northern Hemisphere (Summer)/ Southern Hemisphere (Winter)

b)

Northern Hemisphere (Fall)/ Southern Hemisphere (Winter)

c)

Northern Hemisphere (Spring)/ Southern Hemisphere (Fall)

d)

Northern Hemisphere (Winter)/ Southern Hemisphere (Summer)

17.

Which part of the Earth is receiving the most direct Sunlight?

a)

Northern Hemisphere

b)

Southern Hemisphere

c)

Polar Hemisphere

d)

MidAtlantic Hemisphere

18.

What happens during the Summer Solstice?

a)

shortest day

b)

longest day

c)

easy day

d)

slow day

19.

Waning Gibbous

a)
b)
c)
d)
20.

First Quarter

a)
b)
c)
d)
21.

Waning Crescent

a)
b)
c)
d)
22.

During the moon phases shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

23.

During the moon phases shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

24.

Spring tides have the largest tidal ranges because...

a)

the earth, moon, and sun are aligned for greater gravitational force.

b)

the moon has the strongest gravitational force.

c)

the sun has the most gravitational force.

d)

none of the above

25.

As the moon revolves around the earth, the water follows the motion and causes...

a)

sea levels

b)

waves and currents

c)

moon phases

d)

high tides and low tides

26.

High tides and low tides each happen _____ times per day.

a)

4

b)

2

c)

1

d)

24

27.

Our sun is currently in what star stage?

a)

Protostar

b)

Nebula

c)

Main Sequence

d)

Red Giant

28.
Which of the following is NOT a characteristic used to classify stars?
a)
Color
b)
Temperature
c)
Size
d)
Shape
29.

These are properties of metals.

a)

Shiny

b)

Brittle

c)

Conducts heat and electricity

d)

Dull

e)

Ductile or Malleable

30.

These are properties of nonmetals.

a)

Brittle

b)

Ductile or Malleable

c)

Nonconductive

d)

Dull

e)

Shiny

31.

These elements have some properties of metals and some properties of nonmetals.

(a)  

32.

What are the vertical columns of elements in the periodic table called?

(a)  

33.

What are the horizontal rows of elements in the periodic table called?

(a)  

34.

Select the properties of a proton.

a)

In the nucleus

b)

Outside the nucleus

c)

Positive charge

d)

Mass of 1 amu

e)

Mass of 0 amu

35.

Select the properties of a neutron.

a)

In the nucleus

b)

Outside the nucleus

c)

Neutral charge

d)

Mass of 1 amu

e)

Mass of 0 amu

36.

Select the properties of an electron.

a)

In the nucleus

b)

Outside the nucleus

c)

Negative charge

d)

Mass of 1 amu

e)

Mass of 0 amu

37.

Elements in the same group have:

a)

similar chemical and physical properties

b)

the same number of energy levels

c)

the same number of valence electrons

38.

Elements in the same period have:

a)

similar chemical and physical properties

b)

the same number of energy levels

c)

the same number of valence electrons

39.
What is the SI unit used to measure force? 
a)
pounds 
b)
grams 
c)
newtons 
d)
friction
40.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
41.
Any object with mass has gravity.
a)
True
b)
Sometimes
c)
False
d)
Never
42.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
43.
The force of gravity acting on an object is the object's ______.
a)
mass
b)
matter
c)
weight 
d)
friction 
44.
The amount of matter in an object is 
a)
pressure
b)
weight
c)
mass
d)
force
45.
Which of the following never changes no matter where in the universe?
a)
weight
b)
force
c)
mass
d)
pounds
46.
A person would weigh less on on the Moon than on the Earth because . . .
a)
Moon has more mass, and therefore more gravity
b)
Moon has less mass, and therefore more gravity
c)
Moon has more mass, and therefore less gravity
d)
Moon has less mass and therefore less gravity
47.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
48.
If Earth's mass was cut in half, what would happen to your mass?
a)
increase because gravitational force increases
b)
decrease because gravitational force decreases
c)
decrease because gravitational force increases
d)
nothing, mass is not affected by gravitational force
49.
Every object in the universe attracts every other object.
a)
True
b)
False
50.
If Earth's mass was cut in half, what would happen to your weight?
a)
Increase because gravitational force increases
b)
decrease because gravitational force decreases
c)
decrease because gravitational force increases
d)
nothing, weight is not affected by gravitational force
51.
What does this tool measure?
a)
weight
b)
meters
c)
mass
d)
force
52.
Is the force of gravity on the diver a push or a pull?
a)
push
b)
pull
53.
The relationship between the mass of an object and its weight on Earth is constant.
a)
True
b)
False
54.
Object spinning on its axis. 
a)
revolution
b)
rotation
55.
The hemisphere where you live
a)
northern
b)
southern
56.
What season is depicted in the picture?
a)
summer
b)
winter
c)
fall 
d)
spring
57.
What season is depicted in the picture?
a)
summer
b)
winter
c)
fall 
d)
spring
58.
What causes more heat,  indirect sunlight or direct sunlight?
a)
indirect
b)
direct
59.

New Moon

a)
b)
c)
d)
60.

Full Moon

a)
b)
c)
d)
61.

Waning Gibbous

a)
b)
c)
d)
62.

First Quarter

a)
b)
c)
d)
63.

Last Quarter

a)
b)
c)
d)
64.

Waxing Gibbous

a)
b)
c)
d)
65.

Waxing Crescent

a)
b)
c)
d)
66.

Waning Crescent

a)
b)
c)
d)
67.

What phase comes next

a)
b)
c)
68.

What phase comes before

a)
b)
c)
69.

What phase comes after

a)
b)
c)
70.

What phase comes before

a)
b)
c)
71.

What phase comes after

a)
b)
c)
72.

What phase comes before

a)
b)
c)
73.
Name the moon phase
a)
waning crescent
b)
waxing crescent
c)
waning gibbous
d)
waxing gibbous
74.
Name the moon phase
a)
First Quarter
b)
Last (3rd) Quarter
c)
New Moon
d)
Full Moon
75.
What is illuminating the Moon?
a)
Nuclear Fusion
b)
Sunlight
c)
Mirrors
d)
Flashlights
76.
Which moon phases are "crescents"?
a)
1 and 5
b)
2 and 8
c)
4 and 6
d)
3 and 7
77.

If we are experiencing a new moon on March 6 what will the moon look like on 15?

a)
b)
c)
d)
78.

It's Full Moon today how long does it take to have another Full Moon?

a)

30 days

b)

1 year

c)

18 weeks

d)

1 hour

79.

A symbolic representation of a chemical reaction in which both sides of the equation contain equal numbers of atoms of each elements

a)

Chemical Formula

b)

Balanced Chemical Equation

c)

Elemental Symbol

d)

Chemical Reaction

80.

Chemical formulas and symbols written to represent a reaction

a)

Chemical reaction

b)

Formula

c)

Chemical Equation

d)

Subscript

81.

The process by which one or more substances change to produce one or more different substances

a)

Chemical Reaction

b)

Chemical Equation

c)

Chemical Formula

d)

Coefficient

82.

A number placed IN FRONT of a chemical symbol or formula that represents the number of molecules

a)

Subscript

b)

Element

c)

Coefficient

d)

Formula

83.

A SMALL number AFTER an elemental symbol which indicates how many atoms of that element are present in a formula

a)

Element

b)

Reaction

c)

Coefficient

d)

Subscript

84.

A chemical reaction in which heat is ABSORBED

a)

Endothermic Reaction

b)

Exothermic Reaction

85.

A chemical reaction in which heat is RELEASED

a)

Exothermic Reaction

b)

Endothermic Reaction

86.

Scientific law stating that the mass of all reactants must equal the mass of all products; matter is neither created nor destroyed

a)

Law of Conservation of Momentum

b)

Law of Conservation of Energy

c)

Law of Conservation of Matter

d)

Law of Conservation of Molecules

87.

An insoluble solid formed from a chemical reaction

a)

Precipitate

b)

Preamble

c)

Perspiration

d)

Prelude

88.

A substance produced during a chemical reaction

a)

Product

b)

Reactant

c)

Procurement

d)

Agent

89.

a substance that takes part in and undergoes change during a chemical reaction

a)

Reactant

b)

Product

c)

Precipitate

d)

Ingredient

90.

What is the electrical charge of a neutron?

a)

Positive

b)

Negative

c)

Neutral

91.

How many atoms are in this molecule?

a)

6

b)

12

c)

24

d)

22

92.

What are some indications that a chemical change has occurred?

a)

Change in size

b)

Change in odor

c)

Change in temperature

d)

Being sliced in half

e)

New substance produced

93.

Which of these is NOT evidence of a chemical change?

a)

Change in color

b)

Change in size

c)

Change in odor

d)

Bubbles form

94.

How many molecules of HCl are in the PRODUCTS of this reaction?

a)

1

b)

2

c)

3

d)

4

95.

How many ELEMENTS are in this chemical equation?

a)

1

b)

2

c)

3

d)

4

96.

Which two particles are in the nucleus of an atom?

a)

Electrons and ions

b)

Protons and neutrons

c)

Neutrons and electrons

d)

Electrons and protons

97.

How many ATOMS are in the REACTANTS side of this equation?

a)

6

b)

7

c)

3

d)

5

98.

Protons have a mass of...

a)

0 amu

b)

1 amu

c)

-1 amu

d)

2 amu

99.

Electrons can be found in what part of the atom?

a)

The nucleus

b)

The electron cloud

c)

The top

d)

The bottom

100.

What determines an atom's reactivity?

a)
Number of neutrons
b)
Atomic mass
c)
Number of valence electrons
d)
Number of protons
101.

What is the state of an object when it is not in motion?

a)

At Rest

b)

Balanced Forces

c)

Friction

d)

Motion

102.

What are forces on an object that do not change its motion?

a)

At Rest

b)

Balanced Forces

c)

Friction

d)

Motion

103.

What is a push or pull that can change the motion of an object called?

a)

At Rest

b)

Balanced Forces

c)

Friction

d)

Force

104.

What is the force that resists the motion of two surfaces sliding across one another?

a)

At Rest

b)

Balanced Forces

c)

Friction

d)

Motion

105.

What is the sum of all the forces acting on an object?

a)

Motion

b)

Friction

c)

Force

d)

Net Force

106.

What is the rate of change of position (or distance traveled) with respect to time?

a)

Speed

b)

Motion

c)

Friction

d)

Force

107.

What are forces on an object that cause change in the motion of an object?

a)

Motion

b)

Unbalanced Forces

c)

Speed

d)

Balanced Forces

108.

How do you calculate speed?

a)

Distance divided by time

b)

Time divided by distance

c)

Direction divided by time

d)

Distance multiplied by time

109.

Little Jimmy is pushing a box to the left with 20 N of force, and his big brother is pushing to the right with 35 N of force. What is the net force of the box?

a)

55 N to the left

b)

55 N to the right

c)

15 N to the right

d)

15 N to the left

110.

A car is going 80 mph, how long will it take for the car to go 80 miles?

a)

1 hour

b)

30 minutes

c)

2 hours

d)

80 minutes

111.

What unit is mass measured in?

a)

meters

b)

pounds

c)

kilograms

d)

seconds

112.

What unit is acceleration measured in?

a)

meters per second

b)

miles per hour

c)

meters per second ^2

d)

miles per hour ^2

113.

A train is going 40 miles per hour, how many miles will it travel in 15 minutes?

a)

12

b)

10

c)

40

d)

16

114.

How do you calculate mass?

a)

force divided by acceleration

b)

acceleration divided by force

c)

force multiplied by acceleration

d)

acceleration multiplied by force

115.

A moving object will tend to...

a)

continue moving

b)

stop immediately

c)

speed up

d)

change direction

116.

What made Isaac Newton think about gravity?

a)

an apple falling on his head

b)

an orange falling on his cat

c)

a coconut falling on the beach

d)

a bird falling out of the sky

117.

How do you calculate mass?

a)

Force / Acceleration

b)

Acceleration / Force

c)

Force X Acceleration

d)

Force X Speed

118.

What is inertia?

a)

an object's resistance to change in motion

b)

an object's ability to change direction

c)

How much matter an object has

d)

How fast an object is moving

119.

Newton's third law states...

a)

every action has an equal and opposite reaction

b)

objects at rest tend to stay at rest

c)

objects in motion tend to stay in motion

d)

Acceleration depends on mass and acceleration

120.
Analyze this HR Diagram. Which group of stars is considered to have lower than average luminosity as well as a higher than average temperature?
a)
Giants
b)
Main Sequence
c)
White Dwarfs
d)
Super Giants
121.
A collection of dust and gases where stars can form is called a:
a)
Galaxy
b)
Nebula
c)
Black Hole
d)
Supernova
122.
Luminosity measures a star's _____________________.
a)
Color
b)
Temperature
c)
Brightness
123.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
124.
Compared to the rest of the stars, our sun is considered...
a)
Extremely Large and Cold
b)
Small with a medium temperature
c)
Medium size with medium temperature
125.
Which category is our Sun located in?
a)
White Dwarfs
b)
Supergiants
c)
Main Sequence
d)
Giants
126.

Our sun is in a disk shaped galaxy located at which position?

a)

A

b)

B

c)

C

127.
In the diagram given, what happens as we move to the left?
a)
Stars Get Larger
b)
Stars get Colder
c)
Stars get Hotter
d)
Stars get Brighter
128.
Red stars are the _____________.
a)
hottest
b)
coolest
c)
biggest
d)
brightest
129.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
130.
Which spectral class does our star, the sun, belong to?
a)
M
b)
K
c)
G
d)
F
131.
Why does the sun look bigger and brighter than other stars?
a)
It is the furthest star from Earth
b)
It is next to the Earth
c)
It is the nearest star to Earth
d)
It is behind the Earth 
132.
The category that contains the most stars is...
a)
Main Sequence
b)
Supergiants
c)
Giants
133.

According to this HR Diagram, which stars listed below are brighter than the sun?

a)

Rigel

b)

Alpha Centauri B

c)

Sirius B

d)

Procyon

134.

According to this HR Diagram which description below best fits the star Aldeberan?

a)

An orange supergiant star that is dimmer than the sun.

b)

A red giant star that is brighter than the sun.

c)

An orange giant star that is brighter than the sun.

d)

A blue supergiant star that is hotter than the sun.

135.

The three smaller components that make up atoms are:

a)

Neutrons, Protons, and ions

b)

Neutrons, Electrons, and Protons

c)

Protons, ions, and Electrons

d)

Electrons, Protons, and ions

136.

Which of the following lists the two particles found together inside the nucleus of an atom?

a)

Photons and ions

b)

Neutrons and electrons

c)

Protons and neutrons

d)

Electrons and protons

137.

If an atom has six positively charges subatomic particles, which of the following must it also have in order to be a neutral atom

a)

twelve protons

b)

six neutrons

c)

three electrons

d)

six electrons

138.

An atom with a different number of neutrons is referred to as:

a)

an isotope

b)

an ion

c)

an element

d)

a photon

139.

An atom that has gained or lost electrons is called:

a)

an element

b)

an isotope

c)

an ion

d)

a photon

140.

An element can be identified by its unique number of:

a)

ions

b)

electrons

c)

protons

d)

neutrons

141.

In the electron cloud, electrons in the outermost layer are called:

a)

valence electrons

b)

mass electrons

c)

bohr electrons

d)

anti-electrons

142.

Atomic number is an atom's...

a)

amount of charge

b)

number of neutrons

c)

amount of mass

d)

number of protons

143.

Atomic mass is an atoms's...

a)

number of neutrons and electrons

b)

number of electrons and protons

c)

number of protons and neutrons

d)

number of neutrons and ions

144.

To calculate how many neutrons an atom has...

a)

subtract: Atomic Mass - Atomic Number

b)

Add: Atomic Mass + Atomic Number

c)

Subtract: Number of Electrons - Number of ions

d)

Add: Number of Protons + Number of ions

145.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
146.

What is the unit to MEASURE force?

a)

Kilogram

b)

Meter

c)

Pounds

d)

Newton

147.

A ____________ is a push or a pull on an object.

a)

friction

b)

force

c)

magnet

d)

gravity

148.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
149.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
150.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
151.

Forces that have a net force of zero Newtons

a)

Balanced force

b)

Unbalanced force

152.
The sum of all forces acting on an object.
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
153.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
154.
When forces are ___________ the object will move.
a)
unbalanced
b)
balanced
c)
light
d)
gravity
155.
Calculate the Net Force. 
a)
40N, Left
b)
40N, Right
c)
0N, Balanced
d)
75N, Right
156.
Which could be an example of an unbalanced force?
a)
A plate sitting on a dining table
b)
A ball at the top of a hill that is not moving
c)
Earth orbiting the Sun 
d)
A baseball that has been thrown to home plate.
157.

These 2 skydivers are experiencing what 2 forces?

a)

Magnetism & electricity

b)

Tension & gravity

c)

Gravity & air resistance

d)

Air resistance & magnetism

158.

Gravity is acting on everything all of the time.

a)

True

b)

False

159.

Friction...

a)

Slows things down

b)

Speeds things up

160.

How do you calculate distance using speed and time?

a)

Speed multiplied by time

b)

Speed divided by time

c)

Time divided by speed

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