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Author Question: A heavy rock and a light rock are dropped from the same height and experience no significant air ... (Read 83 times)

khang

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on: Jul 29, 2018
A heavy rock and a light rock are dropped from the same height and experience no significant air resistance as they fall. Which of the following statements about these rocks are correct? (There could be more than one correct choice.)
 
  A) Both rocks have the same kinetic energy when they reach the ground.
  B) Both rocks have the same speed when they reach the ground.
  C) The heavier rock reaches the ground before the lighter rock.
  D) Just as they were released, both rocks had the same amount of gravitational potential energy.
  E) When they reach the ground, the heavier rock has more kinetic energy than the lighter rock.

Question 2

A cylindrical drinking glass has a diameter of 2.5 in. and is 5.5 in. tall. What is the volume of the drinking glass in cubic centimeters? (2.54 cm = 1.00 in.)
 
  A) 170 cubic cm
  B) 440 cubic cm
  C) 350 cubic cm
  D) 710 cubic cm
  E) 530 cubic cm
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cegalasso

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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khang

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Reply 2 on: Jul 29, 2018
:D TYSM

yeungji

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Reply 3 on: Yesterday
Excellent

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