Rocks and other materials on Earth’s surface are constantly being broken down by both chemical and physical weathering. Weathering produces which of the following?

Currents, tides, and hurricanes

Earthquakes, volcanic eruptions, and fault lines

Students noticed the grass is not growing, and dirt is being eroded away near a drain pipe outside their classroom window. Which of the following would be the most helpful to preserve the environment?

Install a rain barrel and use the water in other locations.

Doing nothing because this is a part of nature.

Remove the grass and cover the ground with tarp.

Remove nutrients from the soil.

Farmers used more strategies to keep the soil healthy and in place.

There will be less run-off in the streams, which will keep waterways healthier.

The amount of soil erosion increased from 1977-1997.

The amount of erosion was highest in 1997.

Thermal energy below the Earth’s surface moves continental plates.

Wind patterns push continents over time.

Changes in oxygen levels have led to weathering and erosion.

Molten rock from volcanoes pushes the continents apart.

Parts of Virginia were once covered in sea water.

All of the animals that lived long ago are still alive today.

Animals can survive in very deep rock layers.

The mountains are the only place to look for fossils.

It is older than fossils in level 1.

It is the same age as fossils found in level 2.

It is newer than fossils found in level 3.

It is older than fossils found in level 5.