Online Access Free Integrated-Physical-Sciences Practice Test

Which of these is an example of climate change caused by human activity?

• A.A change in average temperature from methane released by farming
• B.A change in temperature from an approaching cold front
• C.A decrease in temperature because of increased cloud cover
• D.A decrease in temperature from a change in wind direction

A system of underground pipes heated by Earth s hot interior creates steam from water, which generates heat for a building.
Which type of energy source is harnessed in this scenario?

• A.Tidal power
• B.Biomass
• C.Hydropower
• D.Geothermal

The rock layers shown in the illustration have not been disturbed or overturned

Basalt (Igneous)
Sandstone (Sedimentary)
Siltstone (Sedimentary)
Slate (Metamorphic)
What should a geologist conclude about the geologic history ot this area7

• A.It was a desert environment, followed by glaciers and then high heat and pressure
• B.It has experienced high heat and pressure throughout its history
• C.It experienced a volcanic eruption and then was located underwater
• D.It experienced high heat and pressure, followed by deposition and then a volcanic eruption.

Which point In the diagram represents Earth's location when locations in the southern hemisphere receive the most direct sunlight?

• A.B
• B.C
• C.D
• D.A

In 1996, NASA scientists claimed that a Martian meteor contained chemical compounds that indicated life on Mars 3.6 billion years ago. However, further studies showed that the same chemical compounds were found in rocks from the Moon, where no life ever existed.
What is the appropriate scientific approach for dealing with this contradiction?

• A.Conclude that there must have been life on the Moon at some time in the past
• B.Determine that the chemical compounds that were found do not necessarily indicate life
• C.Accept the idea that there has been life on Mars because the scientists worked for NASA
• D.Decide that life could never have existed on Mars because the chemicals are also found on the Moon