A car with good tires on a dry road can decelerate (slow down) at a steady rate of about 5.0 m/s2 when braking. If a car is initially traveling at 55 mi/h (a) how much time does it take the car to stop? (b) what is its stopping distance?
What will be an ideal response?
(a) 4.9 s (b) 60 m
Physics & Space Science
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What is the bulk fluid temperature?
What will be an ideal response?
Physics & Space Science
The decoupling of the strong force from the electroweak force provided energy for a rapid inflation of the Universe
a. True b. False Indicate whether the statement is true or false
Physics & Space Science
Current observations indicate that the amount of baryonic matter and dark matter in the Universe
a. is sufficient great enough to overcome the expansion of the Universe. b. implies that the Universe is closed. c. is mostly in the form of black holes and quasars. d. are roughly equal. e. implies that the Universe is open.
Physics & Space Science
Rapid evaporation of hot water can lead to
A) superheated steam. B) the formation of ice. C) both of these D) neither of these
Physics & Space Science