The Sun's Energy and Earth's Systems
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Questions and Answers

What process transforms light energy from the sun into thermal energy or heat on Earth?

  • Nuclear fusion
  • Absorption (correct)
  • Photosynthesis
  • Convection

What term is used to describe the circular path that molecules take during heat transfer?

  • Convection current (correct)
  • Radiation
  • Nuclear fission
  • Thermal equilibrium

What do warm air and water do when they gain energy and move more quickly due to heating?

  • They evaporate
  • They rise (correct)
  • They sink
  • They freeze

What is the driving force behind winds, ocean currents, and the water cycle on Earth?

<p>Energy from the sun (D)</p> Signup and view all the answers

Which meteorological phenomena are visible in satellite photographs due to the energy from the sun?

<p>Evaporation and clouds (C)</p> Signup and view all the answers

What is the primary driver of the water cycle?

<p>The energy from the Sun (B)</p> Signup and view all the answers

How does the Sun cause wind?

<p>By creating areas of high and low pressure through unequal heating of the Earth's surface (A)</p> Signup and view all the answers

What is the role of the equator in the global wind system?

<p>The equator receives the most direct sunlight, causing air to rise and create low pressure (A)</p> Signup and view all the answers

What is the primary mechanism by which water vapor enters the atmosphere?

<p>Evaporation from the Earth's surface (C)</p> Signup and view all the answers

How does the water cycle maintain a constant supply of fresh water?

<p>By continuously recycling the same water through evaporation and precipitation (D)</p> Signup and view all the answers

What is the primary energy source that drives the water cycle and ocean currents?

<p>The sun's heat and radiation (C)</p> Signup and view all the answers

How do ocean currents generally flow?

<p>From the equator to the poles and back again (D)</p> Signup and view all the answers

What causes the surface currents in the oceans?

<p>Wind blowing across the ocean's surface (C)</p> Signup and view all the answers

What is the primary cause of the convection currents in the oceans?

<p>The warming of water by the sun at the equator (D)</p> Signup and view all the answers

According to the map, what do the red arrows represent?

<p>Warm water currents moving away from the equator (B)</p> Signup and view all the answers

What is the term used to describe the circular path that molecules take during heat transfer?

<p>Convection path (B)</p> Signup and view all the answers

What is the primary role of the equator in the atmospheric system?

<p>Generating global winds (C)</p> Signup and view all the answers

What process is responsible for transforming light energy from the sun into thermal energy or heat on Earth?

<p>Absorption (A)</p> Signup and view all the answers

How are ocean surface currents primarily powered?

<p>By the heating and cooling of water molecules due to solar energy (C)</p> Signup and view all the answers

What atmospheric phenomena are visible in satellite photographs due to the energy from the sun?

<p>Precipitation patterns (C)</p> Signup and view all the answers

What is the main impact of the sun on ocean currents?

<p>Directly powering the wind that moves water across the oceans (D)</p> Signup and view all the answers

How are warm water currents represented on the map?

<p>By red arrows moving away from the equator (C)</p> Signup and view all the answers

Why does warm water rise at the equator in ocean currents?

<p>To create a cycle with cooler water replacing it (C)</p> Signup and view all the answers

How do surface currents in the ocean mainly move according to the text?

<p>From the poles towards the equator (C)</p> Signup and view all the answers

What is one way in which the sun indirectly affects deep ocean water circulation?

<p>By sinking cold, dense water near the poles (A)</p> Signup and view all the answers

What is the primary cause of wind?

<p>Unequal heating of Earth's surface (A)</p> Signup and view all the answers

How do clouds contribute to the water cycle?

<p>By releasing water vapor (A)</p> Signup and view all the answers

Why does warm air rise in Earth's atmosphere?

<p>To form convection currents (C)</p> Signup and view all the answers

What is the role of sunlight in the creation of precipitation?

<p>Causing cloud droplets to condense (A)</p> Signup and view all the answers

Why does water in the oceans evaporate?

<p>Because it's heated by sunlight (C)</p> Signup and view all the answers

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