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STAAR Review

Total questions: 128

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

The ___ is the positively charged particle of the atom found in the nucleus.

a)

Electron

b)

Neutron

c)

Proton

d)

Valence Electron

2.

The ___ is the neutrally charged particle of the atom found in the nucleus.

a)

Proton

b)

Neutron

c)

Electron

d)

Valence Electron

3.

The ___ is the negatively charged particle of the atom found in the electron cloud.

a)

Valence Electron

b)

Proton

c)

Electron

d)

Neutron

4.

The ____ is the negatively charged particle of the atom found in the electron cloud's outer most shell.

a)

Neutron

b)

Electron

c)

Proton

d)

Valence Electron

5.

Most of the mass of an atom is in the ____.

a)

Nucleus

b)

Nebula

c)

Cloud

d)

Proton

6.

What is used to identify an atom?

a)

Electrons

b)

Valence Electrons

c)

Protons

d)

Neutrons

7.

How many valence electrons does Magnesium have?

a)

12

b)

8

c)

24

d)

2

8.

How many valence electrons does Fluorine have?

a)

10

b)

7

c)

19

d)

9

9.

Valence electrons determine an atoms ___.

a)

Properties

b)

Reactivity

c)

Charge

d)

Protons

10.

Columns on the Periodic Table are called?

a)

Elements

b)

Periods

c)

Nobel Gases

d)

Groups

11.

The little number in in Carbon Dioxide, CO2, tells how many ___ of each element there is.

a)

Subscript

b)

Atoms

c)

Elements

d)

Molecules

12.

What is the little number called in a molecule such as C6H12O6?

a)

Subscript

b)

Atom

c)

Atomic Number

d)

Coefficient

13.

How many elements are in this example of acetate, C2H3O2?

a)

7

b)

1

c)

3

d)

Can not be determined with information given.

14.

How many atoms are in this example of acetate, C2H3O2?

a)

7

b)

3

c)

1

d)

Can not be determined with this information.

15.

Physical Change affects ___.

a)

new substances with new properties.

b)

physical properties such as size, shape, or phase.

16.

Chemical change produces ___.

a)

new substances with new properties.

b)

physical properties such as size, shape, or phase.

17.

Freezing is an example of...

a)

Chemical Change

b)

Physical Change

18.

Rusting is an example of...

a)

Chemical Change

b)

Physical Change

19.

Melting is an example of...

a)

Chemical Change

b)

Physical Change

20.

Dissolving is an example of...

a)

Chemical Change

b)

Physical Change

21.

Tarnishing is an example of...

a)

Chemical Change

b)

Physical Change

22.

Burning is an example of...

a)

Chemical Change

b)

Physical Change

23.

What does the Law of Conservation of Mass mean?

a)

The mass of the reactants must be more than the mass of the products.

b)

The mass of the reactants must be less than the mass of the products.

c)

The mass of the reactants must equal the mass of the products.

d)

Mass can be created and destroyed.

24.

Which layer has the most food energy available on this pyramid?

a)

Decomposer

b)

Primary Consumer

c)

Secondary Consumer

d)

Producers

25.

How much energy is available from the Producers to the Primary Consumers?

a)

100%

b)

1%

c)

10%

d)

0.1%

26.

Chewing food is a ____ type of change.

a)

thermal

b)

chemical

c)

electric

d)

physical

27.

Acids in the stomach breaking down the food is ___ type of change.

a)

chemical

b)

radiant

c)

thermal

d)

physical

28.

___ cannot be broken down into simpler substances.

a)

compounds

b)

mixtures

c)

molecules

d)

elements

29.

___ is a substance made up of two or more different elements chemically combined.

a)

compounds

b)

mixtures

c)

molecules

d)

elements

30.

____ is the property of a metal that reflects light.

a)

Luster

b)

Brittle

c)

Conductor

d)

Ductile

e)

Malleable

31.

____ is the property of a metal that allows it to be shaped or hammered.

a)

Luster

b)

Brittle

c)

Conductor

d)

Ductile

e)

Malleable

32.

____ is the property of a metal that allows electricity to flow through it.

a)

Luster

b)

Brittle

c)

Conductor

d)

Ductile

e)

Malleable

33.

____ is the property of a nonmetal that allows things to break.

a)

Luster

b)

Brittle

c)

Conductor

d)

Ductile

e)

Malleable

34.

____ is the property of a metal that allows things to be pulled into a wire.

a)

Luster

b)

Brittle

c)

Conductor

d)

Ductile

e)

Malleable

35.

What is the total amount of force acting on the box and in which direction?

a)

50N to the Right

b)

10N to the Right

c)

50N to the Left

d)

10N to the Left

36.

What is the total net force and in what direction are they moving?

a)

22N to the Right

b)

2N to the Right

c)

2N to the Left

d)

22N to the Left

37.

___ is a measurement of the rate of change of position with respect to time.

a)

Velocity

b)

Acceleration

c)

Speed

d)

Inertia

38.

___ is a change of an object's speed or direction.

a)

Velocity

b)

Acceleration

c)

Speed

d)

Inertia

39.

___ is a measurement of speed and direction of an object.

a)

Velocity

b)

Acceleration

c)

Speed

d)

Inertia

40.

___ is the tendency for an object to keep moving or staying still until an opposing force acts on it.

a)

Velocity

b)

Acceleration

c)

Speed

d)

Inertia

41.

What force needs to be applied to a 20 Kg bowling ball to give it an acceleration of 5 m/s2?

a)

4N

b)

100N

c)

20N

d)

5N

42.

Which of Newton's Laws does the cannon and ball represent?

a)

1st Law (Inertia)

b)

2nd Law (Force)

c)

3rd Law (Action/Reaction)

43.

___ energy is energy that is stored waiting to be released.

a)

Chemical

b)

Potential

c)

Physical

d)

Kinetic

44.

___ energy is energy of motion.

a)

Chemical

b)

Potential

c)

Physical

d)

Kinetic

45.

Where is there the most Potential Energy?

a)

A

b)

B

c)

C

d)

D

46.

Where is there the most Kinetic Energy?

a)

A

b)

B

c)

C

d)

D

47.

Where is there equal Kinetic and Potential Energy?

a)

A

b)

B

c)

C

d)

D

48.

What is the average speed of the car?

a)

50 m/s

b)

250 m/s

c)

10 m/s

d)

5 m/s

49.

What is the motion of the car during the first 6 seconds?

a)

No Movement

b)

Constant Speed

c)

Decelerating

d)

Accelerating.

50.

Which kind of energy change occurs when a match is lit?

a)

Chemical to Electrical to Light.

b)

Electrical to Light.

c)

Chemical to Light

d)

Radiant to Thermal

51.

Which of the following best describes the energy transformations that occur when a flashlight is turned on?

a)

Chemical to Electrical to Light.

b)

Electrical to Light.

c)

Chemical to Light

d)

Radiant to Thermal

52.

Which letter on the model illustrates rotation on an axis?

a)

A

b)

B

c)

C

53.

Which letter on the model illustrates a revolution around the Sun?

a)

A

b)

B

c)

C

54.

What does the rotation on the Earth's axis cause?

a)

Seasons

b)

Day and Night

c)

Nothing

d)

The Tilt of the Earth

55.

What does the tilt of the Earth cause?

a)

Day and Night

b)

Moon Phases

c)

Rotation

d)

Seasons

56.

A student is using a globe to model the seasons. If the northern hemisphere is tilted towards the Sun, what season is occurring in Texas?

a)

Sping

b)

Summer

c)

Winter

d)

Fall

57.

What lunar phase directly follows the Waxing Crescent?

a)
b)
c)
d)
58.

What is the name of the phase of the Moon in the picture?

a)

Waxing Crescent

b)

Waxing Gibbous

c)

Waning Crescent

d)

Waning Gibbous

59.

How long does it take to go from a New Moon to a Full Moon?

a)

1 Week

b)

2 Weeks

c)

3 Weeks

d)

4 Weeks

60.

What number is the New Moon?

a)

1

b)

3

c)

5

d)

7

61.

What is the moon phase for number 7?

a)

Waxing Gibbous

b)

First Quarter

c)

Waning Crescent

d)

Third Quarter

62.

What type of tide is this?

a)

Spring Tide

b)

Neap Tide

63.

What type of tide is this?

a)

Spring Tide

b)

Neap Tide

64.

Which galaxy is an irregular galaxy?

a)

1

b)

2

c)

3

65.

Which galaxy is a spiral galaxy?

a)

1

b)

2

c)

3

66.

Which galaxy is an elliptical galaxy?

a)

1

b)

2

c)

3

67.

Which galaxy has old stars and very little gas or dust?

a)

1

b)

2

c)

3

68.

Which type of galaxy do we live in?

a)

1

b)

2

c)

3

69.

Where is our Sun Located?

a)

White Dwarfs

b)

Giants

c)

Main Sequence

d)

Supergiants

70.

Where are the cool and dim stars located?

a)

Top Right

b)

Top Left

c)

Bottom Right

d)

Bottom Left

71.

What are the brightest group of stars?

a)

White dwarfs

b)

Supergiants

c)

Main Sequence

d)

Giants

72.

The Sun is a star in the Milky Way galaxy. Which location best represents the location of the Sun?

a)

W

b)

X

c)

Y

d)

Z

73.

What is the color of the Sun?

a)

Red

b)

Orange

c)

Yellow

d)

White

e)

Blue

74.

Studying the red shift in light is important to astronomers because it provides evidence that ___.

a)

The universe is shrinking.

b)

The universe is expanding.

c)

The universe is falling apart.

d)

The universe is not moving.

75.

A ___ is an appropriate unit for measuring distances in the universe.

a)

Miles

b)

Kilometers

c)

Meters/Second

d)

Light Year

76.

What evidence supports the Theory of Continental Drift?

a)

Fossil Evidence

b)

Land Masses Fit Like a Puzzle

c)

Mountain and Rock Evidence

d)

All of the above.

77.

Crustal features formed at a divergent boundaries include...

a)

Mountains

b)

Trenches and Volcanoes

c)

Rift Valley's and Mid Ocean Ridges

d)

Earthquakes and Faults

78.

Crustal features formed at a Convergent boundaries include...

a)

Mountains

b)

Trenches and Volcanoes

c)

Rift Valley's and Mid Ocean Ridges

d)

Earthquakes and Faults

79.

Crustal features formed at a transform boundaries include...

a)

Mountains

b)

Trenches and Volcanoes

c)

Rift Valley's and Mid Ocean Ridges

d)

Earthquakes and Faults

80.

Crustal features formed at a subduction zone boundaries include...

a)

Mountains

b)

Trenches and Volcanoes

c)

Rift Valley's and Mid Ocean Ridges

d)

Earthquakes and Faults

81.

What is the major agent of erosion?

a)

wind

b)

humans

c)

water

d)

weather

82.

Why do people use satellite images to observe land features?

a)

Show the elevations of land.

b)

Show immediate changes.

c)

Show what people are doing.

d)

Show change over time.

83.

The ___ provides the energy that drives convection currents within the atmosphere.

a)

Sun

b)

Ocean

c)

Mantle

d)

Moon

84.

What does this symbol represent?

a)

Occluded Front

b)

Cold Front

c)

Stationary Front

d)

Warm Front

85.

What does this symbol represent?

a)

Occluded Front

b)

Cold Front

c)

Stationary Front

d)

Warm Front

86.

What does this symbol represent?

a)

Occluded Front

b)

Cold Front

c)

Stationary Front

d)

Warm Front

87.

What type of weather does a cold front bring?

a)

Light rain

b)

Nice weather

c)

Thunderstorms

d)

Rain for days

88.

What type of weather does a warm front bring?

a)

Light rain

b)

Nice weather

c)

Thunderstorms

d)

Rain for days

89.

What type of weather does a stationary front bring?

a)

Light rain

b)

Nice weather

c)

Thunderstorms

d)

Rain for days

90.

What type of weather does High Pressure bring?

a)

Light rain

b)

Nice weather

c)

Thunderstorms

d)

Rain for days

91.

What type of weather does Low Pressure bring?

a)

Light rain

b)

Nice weather

c)

Thunderstorms

d)

Rain for days

92.

What do hurricanes need to form?

a)

Warm water

b)

Starts near equator

c)

Low pressure system

d)

All of the above

93.

What is an effect of humans when we over pump the groundwater?

a)

Landslides

b)

Sinkholes

c)

Droughts

d)

Pollution

94.

___ and ___ are the forces that keep planets orbiting the Sun in an elliptical motion.

a)

Inertia

b)

Potential Energy

c)

Gravity

d)

Kinetic Energy

95.

What is a sign that a chemical reaction occurred?

a)

Unexpected change in temperature (energy).

b)

Unexpected change in color.

c)

Production of gas.

d)

Change in odor.

e)

Production of a precipitate.

96.

What does Mitochondria do in a cell?

a)

Produces Energy (Powerhouse)

b)

Stores Water and Food

c)

Holds all the Genetic Material

d)

Allows things to Enter and Leave the Cell.

97.

What does the Nucleus do in a cell?

a)

Produces Energy (Powerhouse)

b)

Stores Water and Food

c)

Holds all the Genetic Material

d)

Allows things to Enter and Leave the Cell.

98.

What does the Vacuole do in a cell?

a)

Produces Energy (Powerhouse)

b)

Stores Water and Food

c)

Holds all the Genetic Material

d)

Allows things to Enter and Leave the Cell.

99.

What does a plant cell have that an animal cell doesn't have?

a)

Multiple Vacuoles

b)

Cell Wall

c)

Cell Membrane

d)

Chloroplasts

100.

What is the pathway of our Sun's life cycle?

a)

main sequence, giant, supergiant, white dwarf, and neutron star

b)

Nebula, protostar, main sequence, supergiant, supernova, and black hole.

c)

Nebula, main sequence, giant, supergiant, white dwarf, and black dwarf.

d)

Nebula, protostar, main sequence, giant, white dwarf, and black dwarf.

101.

A topographic map shows the physical features of an area of land including ___.

a)

Elevation

b)

Temperature

c)

Plate Boundaries

d)

Density

102.

The connected points of equal elevation is called ___.

a)

Depressions

b)

Contour Intervals

c)

Rivers

d)

Contour Lines

103.

The change in elevation from one line to another is called ___.

a)

Depressions

b)

Contour Intervals

c)

Rivers

d)

Contour Lines

104.

When the contour lines are very close together, that means the land ___.

a)

has a steep slope.

b)

is near a river.

c)

has a gradual slope.

d)

has no elevation.

105.

___ ecological succession occurs when there is no soil, plants, or animals around. This may to thousands of years to develop.

a)

Primary

b)

Secondary

c)

First

d)

Biodiversity

106.

___ ecological succession is the regrowth of an ecosystem after a disturbance has happened.

a)

Primary

b)

Tertiary

c)

Secondary

d)

First

107.

____ breaks down rocks during primary succession.

a)

Soil

b)

Animals

c)

Grass

d)

Lichens

108.

What is the relationship between these two organisms?

a)

Parasite / Host

b)

Producer / Consumer

c)

Predator / Prey

d)

Prey / Producer

109.

What is the relationship between these two organisms?

a)

Parasite / Host

b)

Producer / Consumer

c)

Predator / Prey

d)

Prey / Producer

110.

What is the relationship between these two organisms?

a)

Parasite / Host

b)

Producer / Consumer

c)

Predator / Prey

d)

Prey / Producer

111.

Nonliving factors in an environment are considered?

a)

Biotic

b)

Abiotic

112.

Living factors in an environment are considered?

a)

Biotic

b)

Abiotic

113.

Harvesting a resource to the point of diminishment is?

a)

Artificial Reefs

b)

Runoff

c)

Pollution

d)

Over harvesting

114.

Something that drains or flows over the land into streams is?

a)

Artificial Reefs

b)

Runoff

c)

Pollution

d)

Over harvesting

115.

A man-made, underwater structure that promotes marine life is?

a)

Artificial Reefs

b)

Runoff

c)

Pollution

d)

Over harvesting

116.

The addition of harmful chemicals to natural water is?

a)

Artificial Reefs

b)

Runoff

c)

Pollution

d)

Over harvesting

117.

___ is the number of different species of plants and animals in an area.

a)

Sustainability

b)

Biodiversity

c)

Species

d)

Succession

118.

What organism is #2?

a)

Scorpion

b)

Whipscorpion

c)

Daddy Long Legs

d)

Wind Scorpion

e)

Mite

119.

___ is the process of selection whereby favorable traits become more common and less favorable traits become less common in following generations.

a)

Selective Breeding

b)

Biodiversity

c)

Natural Selection

d)

Adaptation

120.

___ is a form of artificial selection whereby deliberate breeding results in desired traits in plants or animals.

a)

Selective Breeding

b)

Biodiversity

c)

Natural Selection

d)

Adaptation

121.

___ is a process by which a population becomes better suited to its habitat; a genetic variation that provides an advantage to survive and reproduce, generally spready through the population.

a)

Selective Breeding

b)

Biodiversity

c)

Natural Selection

d)

Adaptation

122.

List the levels of organisms from smallest to largest.

a)

organ, tissue, organ system, cells, organism.

b)

cells, tissue, organ, organ system, organism.

c)

cells, organ, tissue, organ system, organism.

d)

organism, organ system, organ, tissue, cell

123.

An organism that lacks a nucleus.

a)

Prokaryote

b)

Eukaryote

124.

An organism that has 2 or more cells.

a)

Unicellular

b)

Multi-cellular

125.

An organism that is able to make its own food.

a)

Autotrophic

b)

Heterotrophic

126.

A type of reproduction where there is one parent and has uniform offspring.

a)

Sexual

b)

Asexual

127.

The body system that protects the body and regulates temperature.

a)

Skeletal System

b)

Circulatory System

c)

Integumentary System

d)

Excretory System

128.

The body system that removes liquid wastes from the body.

a)

Excretory system

b)

Endocrine system

c)

Respiratory system

d)

Nervous system

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