Order to ensure a message is understood requires all four option is needed.
The option will be D.All of the above.
<h3>
What is a good communication skill?</h3>
- The sender is the person who is trying to communicate a message.
- The challenge is that since the receiver’s education and experience may be very different from the sender's, words often have different meanings.
- While we may carefully choose the words to speak, words alone represent a small percentage.
- communication is only verbal the most important element of communication
- When encountering a noise, take steps to reduce the distraction.
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Picking up a sheet of paper . . . work done with small force
Picking up a glass of water . . . work done with moderate force
Picking up a huge boulder . . . work done with a great tremendous force
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Standing still . . .
Holding your tongue out as far as it will go . . .
Holding your arm over your head for 3 days . . .
Holding a huge boulder motionless over your head . . .
Pushing on a brick wall . . .
Pushing as hard as you can against a truck with the wheels locked . . .
. . . . . No work done at all, because the force doesn't move through a distance.
<u>Work done = (force) times (distance)</u>
If the force doesn't move, then the distance is zero, and the work done is zero.
The tangential velocity of the car is 124.5 m/s
Explanation:
The centripetal acceleration of an object in uniform circular motion is given by:

where
a is the acceleration
v is the tangential velocity
r is the radius of the circle
For the car in this problem, we have:
is the centripetal acceleration
r = 155 m is the radius of the turn
Solving for v, we find the tangential velocity of the car:

Learn more about centripetal acceleration:
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