22.1to22.4 Flashcard: The Sun

Front

What is the name of our galaxy?

Back

The Milky Way galaxy.

Front

What is the universe?

Back

All that exists - billions to trillions of galaxies.

Front

What happens when hydrogen nuclei fuse into helium nuclei?

Back

Energy is released.

Front

What is the chromosphere?

Back

One of the layers of the Sun that is only visible during a solar eclipse and is the hottest layer.

Front

What is the radiative zone of the Sun?

Back

The layer of the sun where the energy of the core is radiated from.

Front

What is the core of the Sun?

Back

The innermost layer of the Sun where nuclear fusion occurs.

Front

What is the corona?

Back

The outermost layer of the Sun's atmosphere, visible during a solar eclipse.

Front

What is the photosphere?

Back

The visible surface of the Sun that emits light.

Front

What is nuclear fusion?

Back

The process where two light atomic nuclei combine to form a heavier nucleus, releasing energy.

Front

What is the significance of solar energy?

Back

Solar energy is the energy emitted by the Sun, which is harnessed for various applications on Earth.