A sports car that maintains a constant velocity of 120 km/h for one-half hour has an acceleration of
A. 120 km/h.
B. 240 km/h.
C. 60 km/h.
D. zero because of no change in velocity.
Answer: D
You might also like to view...
What is the relief between the floor of the wind gap that Braddock Road runs through and the floor of the valley to the north in which the stream Braddock Run flows?
What will be an ideal response?
What are the human exceptionalist paradigm (HEP) and the new environmental paradigm (NEP)?
What will be an ideal response?
Which of the following occurs in the cumulus stage of an ordinary cell thunderstorm?
A. Hail is common. B. Thunder and lightning frequently occur. C. Cool air near the ground rises. D. Moist air rushes upward and forms an updraft.
Which of the following is NOT associated with a superior mirage?
A) diffraction occurring in cirrus clouds B) decreasing density with height in the atmosphere C) warm air moves over cooler water surfaces D) images are displaced upward