Do you think hydroelectric power, an important
renewable source of electricity
world-wide, meets these criteria

What can be added to the examples section of each circle? endothermic: ice melting into water, and a heat pack becoming warm exothermic: a glow stick glowing, and fireworks exploding endothermic: ice melting into water, and an instant ice pack turning cold exothermic: fireworks exploding, and gasoline burning endothermic: a glow stick glowing, and a heat pack becoming warm exothermic: an instant ice pack turning cold, and ice melting into water endothermic: gasoline burning, and an instant ice pack turning cold exothermic: ice melting into water, and an instant ice pack turning cold

The speed of light is around 6.706×10^8 miles per hour. what is the speed of light in units of miles per minute?

The grooves or folds of the brain are called