Answer: 1
Explanation: Oxygen moves in and carbon dioxide moves out of body.
D they are easily contained charges so on and off is no problemo
Unit 3 Lesson 6: chordate evolution and diversity quick check answers.
1. B
2. D
3. B
4. B
5. B
Answer:
Mechanical energy is one of the only types of energy that is easy to see. If something is moving, it is using mechanical energy! Take a look at these sources of mechanical energy that you're likely to find in the home.
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Turning a doorknob
-Breathing in and out
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Hammering a nail
-Riding a bicycle
-Sharpening a pencil
-Using kitchen appliances
-Listening to music
-Typing on a keyboard
-Driving a car
-Exercising
Explanation:
<em>Mechanical- </em>Mechanical energy is the sum of kinetic and potential energy in an object that is used to do work. In other words, it is energy in an object due to its motion or position, or both.
