Earth Science Index Cards 5.2

Question 1

Nuclear Fusion

Answer 1

Two or more nuclei combine to form a larger nucleus.

Question 2

Magnetic Fields

Answer 2

Affect charged particles and are part of the solar wind flowing out from the sun. The solar wind is a small part of the sun’s total energy.

Question 3

Sunspot

Answer 3

Is a darker area of the photosphere with lower temperatures due to slower convection caused by magnetic
fields.

Question 4

Interstellar Medium

Answer 4

refers to the matter found in the space between stars in a
galaxy.