Answer:
D.both A and B
Explanation:
because if there some option,like abcd and the letter d. is both a and b that is the correct answer.
Answer:
Explanation:The seasons are caused as the Earth, tilted on its axis, travels in a loop around the Sun each year. Summer happens in the hemisphere tilted towards the Sun, and winter happens in the hemisphere tilted away from the Sun.
The primary function of the carbon cycle is to recycle the supply of carbon on Earth.
Answer:
electrons
Explanation:
Electrical energy is caused by moving particles that have a negative or positive charge. These particles are called electrons
