Match the words in the left column to the appropriate blanks in the sentences on the right. Make certain each sentence is comple
te before submitting your answer. ResetHelp small backward a whiplash large no whiplash forward decreases increases 1. As the child rides in the seat, his/her head and back rest against the padded back of the seat. If the car is brought to a rapid stop (as in a head-on collision) the child will continue to move at the before-crash speed until he/she hits something. 2. The object hit is the back of the seat (supporting the entire back and head) which is padded and as a result the force to the maximum value over a time interval. 3. Granted this time interval may be but that is considerably better than instantaneous. Also since the head is supported, there will be .
2 answers:
Answer:
1* Forward 2* Increases 3*Small, *Whiplash respectively .
Explanation:
The task is to fill in the correct options from the figure below.
A whiplash is an injury to the upper spine caused by a violent j e r k of the head in either a backward or forward or side to side direction, resembling the motion of a whip.
1.As the child rides in the seat, his/her head and back rest against the padded back of the seat. If the car is brought to a rapid stop (as in a head-on collision) the child will continue to move *forward at the before-crash speed until he/she hits something.
2. The object hit is the back of the seat (supporting the entire back and head) which is padded and as a result the force *increases to the maximum value over a time interval.
3. Granted this time interval may be *small but that is considerably better than instantaneous. Also, since the head is supported, there will be no *whiplash.
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Answer
given,
mass of ball = 5.93 kg
length of the string = 2.35 m
revolve with velocity of 4.75 m/s
acceleration due to gravity = 9.81 m/s²
T cos θ = mg
T cos θ =
T cos θ = 58.17
T² - 56.93T - 3383.75 = 0
T = 93.22 N
θ = 51.39°