A 3300. kg auto tows a 4500. kg horse trailer. If the engine causes the ground to push the car forward with 8.58 kN:
(a) What is the acceleration of the horse trailer?
(b) What is the forward force on the trailer?
(c) With how much force does the trailer pull back on the car?
(a) 1.10 m/s2
(b) 4.95 kN
(c) 4.95 kN
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Answer the following statement true (T) or false (F)
The metric prefix that means one-thousandth (1/1000) is
a. kilo-. b. centi-. c. milli-. d. nano-.
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A) X-rays and gamma rays. B) ultraviolet and visible light. C) visible and infrared light. D) visible and radio waves. E) infrared and microwaves.