Author Question: From the edge of a roof top you toss a green ball upwards with initial speed v0 and a blue ball ... (Read 154 times)

Mr.Thesaxman · **on:** Jul 29, 2018

From the edge of a roof top you toss a green ball upwards with initial speed v0 and a blue ball downwards with the same initial speed. Air resistance is negligible. When they reach the ground below

A) the green ball will be moving faster than the blue ball.
B) the blue ball will be moving faster than the green ball.
C) the two balls will have the same speed.

Question 2

An object of weight W is in freefall close to the surface of Earth. The magnitude of the force that the object exerts on Earth is

A) greater than W.
B) less than W.
C) equal to W.
D) zero.
E) cannot be determined without knowing the relative masses of the object and the earth.

Koolkid240 · **Reply #1 on:** Jul 29, 2018

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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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