LT 1.1 The Sun and Fusion

Front

What is the state of matter in the sun?

Back

Plasma

Front

In nuclear fusion, smaller atoms are forced together to create larger atoms. Does this process release, absorb or maintain energy?

Back

Release energy

Front

When hydrogen is "fused" together on the Sun, what new element is created?

Back

Helium

Front

What are particles that are located in the nucleus of an atom and have no charge?

Back

Neutron

Front

Which of the following is not a product of fusion?

Back

Plasma

Front

What is nuclear fusion?

Back

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

Front

What is the primary fuel for fusion in the Sun?

Back

Hydrogen

Front

What is the byproduct of hydrogen fusion in the Sun?

Back

Helium and energy.

Front

What is the temperature required for fusion to occur in the Sun?

Back

Approximately 15 million degrees Celsius.

Front

What role does gravity play in the process of fusion in stars?

Back

Gravity compresses the core of the star, increasing pressure and temperature, which facilitates fusion.