Suppose you increase your walking speed from 1 m/s to 3 m/s in a period of 1 s. What is your acceleration?
A. 2 m/s2
B. 5 m/s2
C. 4 m/s2
D. 3 m/s2 Weegy:
... increase the speed ... 5 minutes. What is your average speed? PLEASE HELP! Suppose a treadmill has an averge accelration of 4.7 x 10^-3 m/s^2. [ ... acceleration of 1.5 m/s2 ... www.answerbag.com/sitemap/community/category/1850
] Auto answered|Score .8116User:
Which example describes constant acceleration due ONLY to a change in direction?
A. increasing speed while traveling around a curve
B. an object at rest
C. traveling around a circular track
D. an object in free fallWeegy:
... that describes the rate of change of a curve ... an object is weightless, but it still has the same mass. [ Acceleration due to gravity is constant for ... to put around a circular ... www.ehow.com/formula-calculations/
] Auto answered|Score .6172User:
Which example identifies a change in motion that produces acceleration?
A. a speed skater moving at a constant speed on a straight track
B. a ball moving at a constant speed around a circular track
C. a particle moving in a vacuum at constant velocity
D. a vehicle moving down the street at a steady speedWeegy:
... example identifies a change in motion that produces acceleration?(1 point) (0 pts) a speed skater moving at a constant speed on a straight track [ (1 pt) a ball moving at a constant speed around a circular track http://wiki.answers.com/Q/Instantaneous_speed_is_measured_by_what
] Auto answered|Score .7917User:
Vector addition is used when motion involves
A. more than one direction.
B. more than one velocity.
C. more than one speed.
D. all of the aboveWeegy:
B. more than one velocityAuto answered|Score 1|justpretty|Points 1177|User:
A river current has a velocity of 5 km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. How can the velocity of the boat relative to the shore be calculated?
A. by subtracting the river current vector from the boat’s velocity vector
B. by dividing the river current vector by the boat’s velocity vector
C. by multiplying the vectors
D. by adding the vectorsWeegy:
D. by adding the vectors Auto answered|Score 1|patrick_hustla|Points 890|User:
A horizontal line on a distance-time graph means the object is
A. moving at a constant speed.
B. moving faster.
C. slowing down.
D. at rest.Weegy:
D. at rest, If an object is not moving, a horizontal line is shown on a distance-time graph.Auto answered|Score 1|jeifunk|Points 4956|User:
Instantaneous speed is measured
A. at the starting point.
B. when the object reaches its destination.
C. at a particular instant.
D. over the duration of the trip.Weegy:
3. at a particular instant. Instantaneous speed is measured at a particular instant. Auto answered|Score .968|migzptz|Points 6268|
All Categories|No Subcategories|Auto Answered|8/3/2012 8:23:49 AM