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Author Archives: Anonymous

How does energy from the sun affect the motion of molecules…

How does energy from the sun affect the motion of molecules in a solid compared to molecules in a gas? (2 points)

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Most of the sun’s heat falls on the equator. Although the po…

Most of the sun’s heat falls on the equator. Although the poles receive very little sunlight, they are warmer than expected. Which of these statements describes how the sun’s heat reaches the poles? (3 points)

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Two states of matter present in the water cycle are describe…

Two states of matter present in the water cycle are described below. State 1: Spreads across the entire volume of its container and takes its shape. State 2: Has a fixed shape. Which of these statements is correct about the two states of matter? (3 points)

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People build a dam to create a reservoir that supplies water…

People build a dam to create a reservoir that supplies water a nearby city needs. Which of the following describes the effect this action will likely have on the water cycle for this region? (2 points)

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Which statement below best describes the temperature of the…

Which statement below best describes the temperature of the atmosphere at various altitudes? (2 points)

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Hurricanes have caused widespread damage in different parts…

Hurricanes have caused widespread damage in different parts of Florida. Some methods to prevent damages due to hurricanes are stated below. Method 1: Reduce coastal population. Method 2: Improve hurricane prediction models. Which of these statements best compares the two methods to prevent damages due to hurricanes? (3 points)

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Four events in nature are described below. Event 1: A volcan…

Four events in nature are described below. Event 1: A volcano erupts under the ocean. Event 2: Cool air masses meet warm air masses. Event 3: Ocean water becomes warm. Event 4: Heavy rainfall occurs for a month. Which of these statements about the events is most likely correct? (3 points)

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During which step in the Can Crush Lab did water vapor force…

During which step in the Can Crush Lab did water vapor force air from the can? (2 points)

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Which of these statements best describes how an increase in…

Which of these statements best describes how an increase in the amount of Sun’s heat reflected by the Earth’s surface and atmosphere contributes to global climate change? (3 points)

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Which of the following correctly describes a way in which Ea…

Which of the following correctly describes a way in which Earth’s atmosphere interacts with the biosphere? (2 points)

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