1. Identify the energy transformations in the following actions. (10 points)
Turning on a space heater
Dropping an apple core into the garbage
Climbing up a rope ladder
Starting a car
Turning on a flashlight
Answer: Heart Rate
Explanation:
When you are running in a race, one feedback mechanism that happens as you increase exercise and muscle activity is that, your heart rate also increases. Your heart rate increases because it needs to sustain the body's need of more energy to be supplied to the different parts of the body during an activity.
Yes the Lawn mower is an example of a Compound machine
Answer:
the atmosphere
Explanation:
because coal-powered electrical plants produce air pollution, which is one of the main causes of global warming, so if it was substituted for hydroelectric or geothermal sources the amount of air pollution would decrease greatly.
