What would happen if you didn't have chemical energy in your body? Choose the best answer. A You wouldn't be able to think.

B You wouldn't be able to move.

C You wouldn't be able to sleep.

D You wouldn't be able to sit.

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Adding more pulleys to a system of pulleys needed to lift an object. a. increases the force b. decreases the force c. increases the amount of work d. decreases the amount of work

What is created when solids,liquids,an gases mix with one another

20. threshold braking in the vehicle's braking system occurs when a. the brake pedal is pushed, heel on floorboard, with full foot pressure. b. the brakes are exerting full braking power, without traction loss. c. the driver begins pushing down the brake pedal, with moderate slowdown. d. the brakes just begin to take hold with a gradual slowdown.