NYSTCE CST 245 Arts and Science questions with correct answers

Seasonal changes - Answer moon orbits earth once per month Yearly Changes - Answer earth orbits around the moon one time per year physical change - Answer A change in a substance that does not change its identity chemical change - Answer charastics change in state or phase transformation of energy examples - Answer Chemical Energy is converted to Electrical Energy (stove), Kinetic Energy (car), Electricity (power plant), and Mechanical Energy (space shuttle). Electricity is converted to light (light bulb) and sound and light (TV). effects of common forces - Answer accelerate in body is in motion if at rest conservation of energy - Answer Energy cannot be created or destroyed; it may be transformed from one form into another, but the total amount of energy never changes nation-state - Answer A country who's population share a common identity.