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- Multiple ChoicePlease save your changes before editing any questions.A golf ball accelerates off a tee at 15m/s2, changing its velocity from 0m/s to 50 m/s down the fairway. How long did it take the golf ball to accelerate?750 seconds35 seconds0.3 seconds3.3 seconds
- Multiple ChoicePlease save your changes before editing any questions.A ball of clay is thrown at a wall at a velocity of 28.0 m/s. After it hits the wall, it takes 0.020 s to stop. What is the acceleration of the clay when it hits the wall?1400 m/s2-1400 m/s20.56 m/s2-0.56 m/s2
- Multiple ChoicePlease save your changes before editing any questions.Acceleration is defined as the CHANGE intime it takes for one place to move to another place.velocity of an object.distance divided by the time intervalvelocity divided by the time interval
- Multiple ChoicePlease save your changes before editing any questions.Why does a car accelerate as it round a corner at a constant speed?Its direction changesIt doesn'tIt slows downIts speeds up
- Multiple ChoicePlease save your changes before editing any questions.In each of the following cases, determine where the car has no acceleration ?A car shortly after a stoplight turns green.A car approaching a red lightA car with the cruise control set at 80 km/hA car turning a curve at a constant speed
- Multiple ChoicePlease save your changes before editing any questions.Which graph shows the object standing still?ABCD
- Multiple ChoicePlease save your changes before editing any questions.Which graph demonstrates the greatest positive speed?ABCD
- Multiple ChoicePlease save your changes before editing any questions.Which graph represents zero acceleration (constant velocity)?ABCD
- Multiple ChoicePlease save your changes before editing any questions.Which graph represents the greatest acceleration?ABCD
- Multiple ChoicePlease save your changes before editing any questions.A problem that asks "how far did the object move?" is prompting you for an answer measured inmeters.meters / second.meters / second^2.seconds.
- Multiple ChoicePlease save your changes before editing any questions.A problem that asks "how fast was the object going?" is prompting you for an answer measured inmeters.meters / second.meters / second^2.seconds.
- Multiple ChoicePlease save your changes before editing any questions.A problem that asks "how long did it take" is prompting you for an answer measured inmeters.meters / second.meters / second^2.seconds.
- Multiple ChoicePlease save your changes before editing any questions.Being told an object came to a stop tells you that which of these variables is zero?avivft
- Multiple ChoicePlease save your changes before editing any questions.A measurement of 3.5 m/s could be used in which of these variables?viatx
- Multiple ChoicePlease save your changes before editing any questions.Being told an object started from rest tells you that which of these variables is zero?avivft
- Multiple ChoicePlease save your changes before editing any questions.A measurement of 3.5 m/s^2 could be used in which of these variables?viatx
- Multiple ChoicePlease save your changes before editing any questions.A block slides down a ramp starting at rest for 1.75 seconds with constant acceleration. If its final speed is 0.75 m/s, what is its acceleration?
What equation is most useful in solving this?d=stx=0.5at^2+x0x=((vi+vf)/2)*t + x0vf = at + vi - Multiple ChoicePlease save your changes before editing any questions.A block slides down a ramp starting at rest for 1.75 seconds with constant acceleration. If its acceleration is 0.63 m/s^2, how far did it go?
What equation is most useful in solving this?d=stx=0.5at^2+x0x=((vi+vf)/2)*t + x0vf = at + vi - Multiple ChoicePlease save your changes before editing any questions.A block slides down a ramp starting at 1.5 m/s for 1.75 seconds with constant acceleration. If its final speed is 0.75 m/s, how far did it move?
What equation is most useful in solving this?d=stx=0.5at^2+x0x=((vi+vf)/2)*t + x0vf = at + vi - Multiple ChoicePlease save your changes before editing any questions.Which of the following is a unit for acceleration?km/sm/s2mi/hrft