2022-04-07
The front 1.20 m of a 1 400-kg car is designed as a “crum- ple zone” that collapses to absorb the shock of a collision. If a car traveling 25.0 m/s stops uniformly in 1.20 m, (a) how long does the collision last, (b) what is the mag- nitude of the average force on the car, and (c) what is the acceleration of the car? Express the acceleration as a mul- tiple of the acceleration of gravity.
nick1337
Expert2022-04-19Added 777 answers
a)
b)
c)
22+64
When a cold drink is taken from a refrigerator, its temperature is 5 degree C. After 25 minutes in a 20 degree C room its temperature has increased to 10 degree C. What is the temperature of the drink after 50 minutes?
How many minutes are there in hours?
Find the answer for power .
The following law describes the relationship between gas volume and pressure: ________. A)Boyle's law; B)Henry's law; C)Charles' law; D)Dalton's law
If an electric switch is open then no current flows through the circuit.
A)True;
B)False
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A)remain constant;
B)increase with time;
C)decrease with time;
D)None of these
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Which is longer 5 miles or 10 kilometers?
9 grams is how many milligrams?
How to write in scientific notation?