This assessment includes 25 questions about science. Carefully read each question. Then click on the ONE correct answer.

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Soil often contains the things listed below. Which things were once living?

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* 1. Soil often contains the things listed below. Which things were once living?

An energy source is renewable if:

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* 2. An energy source is renewable if:

What is the best way to make Earth’s supply of aluminum last longer?

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* 3. What is the best way to make Earth’s supply of aluminum last longer?

Elena found a rock while on a hike. She wants to identify the rock. Which property should Elena use to identify the rock?

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* 4. Elena found a rock while on a hike. She wants to identify the rock. Which property should Elena use to identify the rock?

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