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Science March Review

Total questions: 37

Worksheet time: 23mins

Name
Class
Date
1.

Where is most of Earth’s freshwater located?

a)

ocean

b)

glaciers

c)

rivers

d)

lakes

2.

Which is the oldest?

a)

E

b)

D

c)

A

d)

C

3.

Which is an element?

a)

Carbon monoxide

b)

Vinegar

c)

Salt

d)

Oxygen

4.

When water is heated up, the process of turning water from a liquid into vapor (gas).

a)

condensation

b)

evaporation

c)

infiltration

5.

BORON is in group 13 and has 3 valence electrons.

With what group of elements will BORON most readily bond?

a)

Group 15

b)

Group 2

c)

Group 17

d)

Group 5

6.

Which elements have properties of both metals and nonmetals?

a)

Tellurium 52

b)

Magnesium 12

c)

Helium 2

d)

Plutonium 94

7.

Which type of element is best for electrical wiring, and why?

a)

 Platinum (Pt) is best because it has a high conductivity.

b)

Phosphorus (P) is best because it has a high flammability.

c)

 Calcium (Ca) is best because it has a high density.

d)

Zirconium (Zr) is best because it has a high melting point

8.

If a chemical reaction such as photosynthesis begins with 7 atoms of carbon.

How many atoms of carbon should be in the products?

a)

4

b)

7

c)

8

d)

6

9.
a)

A

b)

B

c)

C

d)

D

10.

Which can be collected from ice cores to gain information

about Earth’s past climate?

a)

pH of water from the ice

b)

volcanic ash layers in the ice

c)

sediments between layers of the ice

d)

atmospheric gases trapped in the ice

11.

Which is the youngest?

a)

Fault, E

b)

Intrusion, D

c)

A

d)

B

12.

Approximately 70% of Earth's surface is covered in water. What percentage of this water is freshwater?

a)

1

b)

3

c)

70

d)

97

13.

Which is a compound?

a)

Sodium

b)

Water

c)

Nitrogen

d)

Air

14.

Biomass is a renewable fuel resource that is developed from organic materials. Grasses and landfill waste are examples of biomass.

Which statement correctly explains an impact from using large amounts of biomass as fuel?

a)

Burning biomass as fuel increases the amount of natural areas for animal habitats in a region..

b)

Burning biomass as fuel disturbs the water cycle by decreasing rainfall in a region

c)

Burning biomass as fuel can lead to an increase in plant growth.

d)

Burning biomass as fuel can decrease the use of fossil fuels.

15.

If a chemical reaction such as photosynthesis begins with 7 atoms of carbon.

How many atoms of carbon should be in the products?

a)

4

b)

7

c)

8

d)

6

16.

BORN has 3 valence electrons. With what group of elements will BORON most readily bond?

a)

Group 1

b)

Group 2

c)

Group 17

d)

Group 5

17.

Which statement describes the geologic history of the region?

a)

A It was always part of a terrestrial landform

b)

It was always submerged beneath the surface of the wate

c)

It was once part of a terrestrial landform and later was submerged underwater

d)

It was once submerged underwater and later became part of a terrestrial landform.

18.

What does potable mean?

a)

Salty

b)

Healthy

c)

Drinkable

d)

Nondrinkable

19.

Which elements have properties of both metals and nonmetals?

a)

Metals like Potassium

b)

Transition Metals like Nickel

c)

Nobel Gases like Argon

d)

Metalloids like Silicon

20.

The local spread of a disease

a)

Pandemic

b)

Epidemic

c)

CDC

d)

Epidemiologst

21.

Which effect will these mud particles most likely have on life in the river? 

a)

mud particles will increase turbidity, making it more difficult for plants to photosynthesize

b)

mud particles will decrease the turbidity of the water, making it easier for fish to breathe.

c)

mud particles will increase the turbidity, making it harder for fish to find mates

22.

Which is an element?

a)

Iron

b)

Water

c)

Sugar

d)

Air

23.

Approximately 70% of Earth's surface is covered in water.

What percentage of this water is SALT water?

a)

1

b)

3

c)

70

d)

97

24.

The continuous movement of water on Earth.

a)

Aquifer

b)

Run off

c)

Water Cycle

d)

Estuary

25.

Which pair of elements has the most similar properties?

a)

Hydrogen and Oxygen because they make water

b)

Florine and Carbon because they're in the same period

c)

Oxygen and Sulfur because they're in the same family

d)

Silver and gold because they are in the middle

26.

It is a nursery ground, pollution filter, empties into the ocean

a)

Aquifer

b)

Run off

c)

Water Cycle

d)

Estuary

27.

Bio-luminescence is the ability to make light by a living thing.

A fish with this ability would most likely live in which layer of the ocean? 

a)

Surface

b)

Twilight

c)

Midnight Zone

d)

Euphotic

28.

What is Z ?

a)

condensation

b)

evaporation

c)

infiltration

29.

Which is the best example of a pure substance?

a)

Carbon dioxide

b)

Trail mix

c)

Silver

d)

Air

30.

Modern rechargeable batteries require rare earth elements to build. Why are modern rechargeable batteries expensive and a concern as electric vehicles become more popular?

a)

The batteries are made from a common nonrenewable resource. .

b)

The batteries are made from a common renewable resource

c)

The batteries are made from a scarce nonrenewable resource.

d)

The batteries are made from a scarce renewable resource

31.

What conclusion can be drawn about the water on the Earth?

a)

Earth's water is mostly non saline and potable.

b)

Earth's water is all potable

c)

Earth's water is mostly saline and potable.

d)

Earth's water is mostly saline and nonpotable.

32.
a)

A

b)

B

c)

C

d)

D

33.

Which resources are RENEWABLE sources of energy?

a)

coal and oil

b)

oil and sunlight

c)

natural gas and water

d)

water and wind

34.

How does an oil spill affect the ocean system?

a)

It prevents the water cycle from occurring. 

b)

 It reduces the flow of deep ocean currents.

c)

It raises the temperature of the water’s surface.

d)

 It makes the area unsuitable for marine life

35.

Which resources are fossil fuels and NON-renewable sources of energy?

a)

coal and oil

b)

oil and sunlight

c)

sunlight and water

d)

water and wind

36.
a)

A

b)

B

c)

C

d)

D

37.

A scientist who studies the spread of a disease

a)

Pandemiologist

b)

Doctor

c)

CDC

d)

Epidemiologst