Answer:
Explanation:
To analyze the behavior of black bears during the night. To describe how black bears adapt to life near human. To evaluate the decline in the number of black bear.
Answer: when an object begins to fall its potential energy decreases and it’s kinetic energy increases, potential energy is equal to kinetic energy because a decrease in potential energy is exactly equal to the increase in kinetic energy.
Answer:
Radioisotope -> An atom with an unstable nucleus
Radioactivity -> The spontaneous discharge of energy from an unstable nucleus
Radioactive Decay -> The process by which the nucleus of an unstable isotope changes
Strong Nuclear Force -> Binds protons and neutrons together in the nucleus
Explanation:
Just completed the question
Answer:
Electric switch is commonly known as the key of an electric circuit.
Answer:
21 hours
Explanation:
well 30 x 20 = 600 than 21 = 630
