What are the different forms of energy into which solar energy can be changed?

Electric and heat

Explanation:

Forms of solar energy include electricity and heat

↪Chemical energy [energy for food ]

↪Electrical energy

↪Heat energy

Energy from the Sun is transformed into chemical energy, which is passed along in a food chain.

Without the Sun, there would be no life on Earth.

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

it's c. elements are placed in rows based on how may valencies electrons have.