Quiz about Science STAAR Review

Question 1

an atom with atomic number 6 would have how many protons

Accepted Answer

6

Answer

12

Answer

3

Answer

cannot be determined

Question 2

Particles in an atom that are neutral and have no charge are

Accepted Answer

neutrons

Answer

negatrons

Answer

electrons

Answer

protons

Question 3

If an atom has 10 protons, 10 neutrons, and 10 electrons, what is the mass of the atom?

Accepted Answer

20

Answer

10

Answer

30

Question 4

If the mass number of this chlorine atom is 36, how many neutrons does it have?

Accepted Answer

19

Answer

17

Answer

18

Answer

can't be determined

Question 5

What is the mass number of the atom shown in the Bohr model?

Accepted Answer

23

Answer

11

Answer

12

Answer

Can't be determined

Question 6

The vertical (up and down) columns in the Periodic Table are called

Accepted Answer

groups

Answer

towers

Answer

periods

Answer

atomic numbers

Question 7

The horizontal (side to side) rows in the Periodic Table are called

Accepted Answer

periods

Answer

groups

Answer

families

Answer

atomic numbers

Question 8

what group number are the noble gases

Accepted Answer

18

Answer

17

Answer

14

Answer

15

Question 9

The substances listed on the right side of a chemical equation are the

Accepted Answer

Products

Answer

Yields

Answer

Reactants

Answer

Precipitates

Question 10

How many Oxygen (O) atoms are in 2C₂HO₈C_l2

Accepted Answer

16

Answer

2

Answer

8

Answer

5

Question 11

How many molecules of Carbon are in the following formula? 3C₂H₆

Accepted Answer

3

Answer

6

Answer

12

Answer

18

Question 12

How many elements are in C₆H₁₂O₆?

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 13

What is the net force?

Accepted Answer

4000 N left

Answer

5000 N right

Answer

4000 N right

Answer

40 N left

Question 14

What law is best described by inertia?

Accepted Answer

1st

Answer

2nd

Answer

3rd

Answer

law of conservation of mass

Question 15

What is Newton's Third Law?

Accepted Answer

For every action there is an equal and opposite reaction

Answer

Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force

Answer

Force = mass x acceleration

Question 16

When something has speed in a certain direction it is called ___________.

Accepted Answer

velocity

Answer

motion

Answer

position

Answer

speed

Question 17

Acceleration of an object happens when things ________

Accepted Answer

All of the above

Answer

slow down

Answer

go faster

Answer

change direction (turn)

Question 18

A 20 kg bike accelerates at 10 m/s². what was the force?

Accepted Answer

200 Newtons

Answer

25 Newtons

Answer

20 Newtons

Answer

10 Newtons

Question 19

At position A, which hemisphere would have summer?

Accepted Answer

Northern hemisphere

Answer

Southern hemisphere

Answer

Neither hemisphere

Question 20

What does the tilt of the earth cause?

Accepted Answer

Seasons

Answer

heating

Answer

Atmosphere

Answer

Years

Question 21

What type of moon is this?

Accepted Answer

Waning crescent

Answer

Waning gibbous

Answer

Waxing gibbous

Answer

Waxing crescent

Question 22

Earth's ________ on its axis causes day and night.

Accepted Answer

rotation

Answer

revolution

Answer

phase

Answer

comet

Question 23

What kind of galaxy is this?

Accepted Answer

Spiral

Answer

Ring

Answer

Irregular

Answer

Elliptical

Question 24

Which category is our Sun located in?

Accepted Answer

Main Sequence

Answer

White Dwarfs

Answer

Supergiants

Answer

Giants

Question 25

In the diagram given, what happens as we move to the left?

Accepted Answer

Stars get hotter

Answer

Stars Get Larger

Answer

Stars get Colder

Question 26

Blue stars are the _____________.

Accepted Answer

hottest

Answer

coolest

Answer

smallest

Question 27

A rift valley occurs at a ____________ boundary.

Accepted Answer

divergent

Answer

convergent

Answer

transform

Answer

horizontal

Question 28

What type of boundary occurs when two plates slide past each other?

Accepted Answer

transform

Answer

divergent

Answer

lateral

Answer

convergent

Question 29

What is the elevation of point B?

Accepted Answer

900 ft

Answer

800 ft

Answer

850 ft

Answer

1000 ft

Question 30

Determine the contour interval:

Accepted Answer

20 m

Answer

5 m

Answer

10 m

Answer

15 m

Question 31

What do contour lines that are farther apart represent?

Accepted Answer

gentle slope

Answer

waterfall

Answer

steep area

Answer

river

Question 32

An organism that can make its own food

Accepted Answer

producer

Answer

decomposer

Answer

consumer

Question 33

Small consumers that are hunted and eaten by larger consumers

Accepted Answer

prey

Answer

producer

Answer

predator

Question 34

NON-living things found in an ecosystem

Accepted Answer

abiotc

Answer

biotic

Answer

habitat

Question 35

Explain the flow of energy in this food chain (who passes energy to who).

Accepted Answer

The grass gives energy to the grasshopper. The grasshopper gives energy to the mouse. The mouse gives energy to the snake who gives energy to the hawk.

Answer

The hawk gives energy to the snake. The snake gives energy to the mouse. The mouse gives energy to the grasshopper who gives energy to the grass.

Answer

The mouse gives energy to the hawk. The snake gives energy to the grasshopper. The grass gives energy to the snake.

Question 36

Is the following equation balanced?...
Al + O₂ --> 2Al₂O₃

Accepted Answer

No!

Answer

Yes!

Question 37

Element or compound?
H₂O

Accepted Answer

Compound

Answer

Element

Question 38

How many aluminum atoms are in Al₂(SO₄)₃?

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 39

How many atoms are in the neurotransmitter serotonin? The formula for serotonin is C₁₀H₁₂N₂O

Accepted Answer

25

Answer

10

Answer

20

Answer

23

Question 40

Is the following equation balanced?
2C₂H₂ + 5O₂ --> 4CO₂ + 2H₂O

Accepted Answer

yes

Answer

no

Question 41

What type of air pressure is present?

Accepted Answer

Low

Answer

High

Question 42

What type of air pressure is present?

Accepted Answer

High

Answer

Low

Question 43

Red half circles

Accepted Answer

Warm

Answer

Cold

Answer

Stationary

Answer

Occluded

Question 44

Blue triangles

Accepted Answer

Cold

Answer

Warm

Answer

Occluded

Answer

Stationary

Question 45

Question 45.

Accepted Answer

warm

Answer

cold

Answer

stationary

Answer

occluded

Question 46

Question 46.

Accepted Answer

cold

Answer

stationary

Answer

occluded

Answer

warm

Question 47

Our sun is currently in what star stage?

Accepted Answer

Main Sequence

Answer

Protostar

Answer

Nebula

Answer

Red Giant

Question 48

Most stars are made of which elements?

Accepted Answer

Hydrogen and Helium

Answer

Hydrogen only

Answer

Hydrogen and Lithium

Answer

Hydrogen and Sodium

Question 49

Which of the following list the correct order of the life cycle of massive stars?

Accepted Answer

Nebula --> massive star --> --> red supergiant --> supernova --> blackhole

Answer

Nebula --> protostar --> main sequence --> red giant --> planetary nebula --> white dwarf --> black dwarf

Answer

Nebula --> protostar --> main sequence --> supernova --> red giant --> blackhole

Answer

Nebula --> protostar --> blackhole --> red supergiant --> supernova --> main sequence

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