Answer:
oxidation-reduction or redox reaction
Explanation:
n
Answer:
She is making kinetic energy when she lifts the ball and when the ball is above her head the ball gains potential energy.
Answer: An electron will jump to a higher energy level when excited by an external energy gain such as a large heat increase or the presence of an electrical field, or collision with another electron.
Explanation:
Answer:
a) A satellite is warmed by sunlight.
Explanation:
Heat transfer by radiation mostly involves heat gain or heat loss from the Sun. In this case, Option A is the only option where sunlight is involved so it is the best example of heat transfer by radiation.
1. option C. cellulose
2. option A. angiosperms (I found in Internet that they represent 80% of the green plants)
