Physical Science Semester II Exam Review

Physical Science Semester II Exam Review

Part II

Ready? Let's begin!

Multiple Choice

Click on the image

Look at the entire table and decide.........What is D?

• moving slower

• not moving

• moving faster

Multiple Select

Click on the image on the corner.

Select all possible answers:

Which of the following are longer wavelengths of energy than visible light?

• ultraviolet

• microwaves

• infrared

• radio waves

Multiple Choice

Click on the image.

Which point on Earth would have the highest temperatures?

• 90 degrees latitude

• 30 degrees latitude

• 60 degrees latitude

• 0 degrees latitude

Which point on Earth would have the highest temperatures?

• 0 degrees latitude

• Solar radiation affects temperature

• Solar radiation an area receives depends on its latitude

Multiple Choice

Click on the image on the corner:

Why do areas near the equator have the warmest climates?

• the rays of the sun are at an angle at the equator

• the rays of the sun only hit the earth at the equator

• the rays of the sun are most direct at the equator

Multiple Choice

The concern surrounding global warming is not that the earth is getting hotter, but that it is getting hotter faster than ever before and causing increased rates of ice melting.

• True

• False

Scientists are concerned because the Earth is getting hotter faster than ever. Increased temperatures are causing increased rates of ice melting. 

Multiple Select

How do scientists study historical climate changes? (check all that apply)

• They use satellite data over time.

• They study layers in soil, tree rings and rock.

• They study air bubbles in ice core samples.

• They study present-day animals.

• They ask people's opinions

Multiple Choice

How do fossil fuels form?

• None of these

• Dinosaurs are buried in hot tar, adding their bodies to the mass of fossil fuel

• Biological remains are buried beneath masses of sediment and exposed to high heat and pressure

• Plants die in swamps and their bodies are converted to fossil fuels

Multiple Choice

Click on the image

Is the caveman’s energy source renewable?

• Yes

• No

Multiple Choice

Does it pollute the environment?

• Yes

• No

Multiple Choice

Students at Speake Elementary are studying how renewable energy could be used to supply their town with electricity. Which of the following energy sources could be used to meet the town’s renewable energy needs?

• natural gas

• petroleum

• coal

• solar power

Multiple Choice

________ resources are used faster than they can be replaced.

• Non-renewable

• Renewable

Multiple Choice

Much of the concern about the dangers of fracking is due to

• All of these

• The chemicals that are in the fracking fluids

• The amount of rock disturbed at the land surface

• The distance the oil must travel from where it is obtained to where it is used

Multiple Choice

The environmental consequences of obtaining energy from tar sands include

• Using a lot of water that must be heated, plus caustic chemicals

• Freezing the sands so that they can be mined as solids, which uses energy

• Pumping the sands in pipelines that go for thousands of miles

• None of these

Multiple Choice

The water in the reservoir behind a dam has ______, while the water flowing downhill into a turbine has ______.

• potential energy, kinetic energy

• potential energy, electric energy

• kinetic energy, electric energy

• kinetic energy, potential energy

Multiple Choice

The energy in a nuclear power plant creates ______, which causes a turbine to spin.

• Electricity

• Water

• Radiation

• Steam

Multiple Choice

Which of the following is false for nuclear power?

• The power plants are not always safe

• Its generation doesn’t produce carbon dioxide

• Radioactive waste remains dangerous for thousands of years

• Its generation involves nuclear fusion reactions with radioactive uranium

Multiple Choice

Click on the image in the corner

What starts this nuclear reaction?

• an alpha particle joins with a tritium atom

• an electron falls into the nucleus

• an electron falls into the nucleus

• a neutron hits a Uranium nucleus

Multiple Choice

What is going on inside the sun?

• Nothing

• Nuclear fusion

• Nuclear fission

• Chemical reactions

Multiple Choice

Nuclear fusion of __________ to form helium occurs naturally in the sun and other stars. It takes place at only extremely high temperatures.

• helium

• oxygen

• carbon

• hydrogen

Multiple Select

Select all possible answers:

What are some ways a mined site can be returned to its natural state?

• The mine can be left alone and the company can wait for nature to fix it.

• Underground mines can be sealed off or left open for bats to live in.

• The pit could be turned into a landfill.

• Native plants can be planted.

• A pit can be filled with water to make a lake.

Multiple Choice

The process by which mined land is restored to its natural state is known as ______.

• renaturalization

• restoration

• This process does not occur and does not have a name.

• reclamation

Multiple Select

Select all possible answers:

What are some examples of hazardous materials that can then become hazardous waste?

• Pesticides and other chemicals used for farming

• Recyclable paper

• Batteries

• Reusable water bottles

• Car oil

Multiple Choice

Which one among the following is a non-renewable resource?

• Wind

• Biomass

• Solar radiation

• Coal

Multiple Choice

This byproduct of mining can change the composition of nearby streams and lakes.

• Precious metals

• All of these

• Water

• Acids

Multiple Choice

As population increases, resource use will _____.

• increase

• decrease

• stay the same

• vanish

Multiple Choice

What is the best way to reduce your consumption?

• Buy less stuff

• Buy only products made from recycled material

• Buy only products that do not emit pollution

• Recycle more