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11 Dec 2019
a frog leaps vertically into the air and encounters no appreciable air resistance.
Ques:
A frog leaps vertically into the air and encounters no appreciable air resistance.
Which statement about the frog's motion is correct?
1. On the way up its acceleration is 9.8m/s2 upward, and on the way down its acceleration is 9.8m/s2downward.
2. On the way up and on the way down its acceleration is 9.8m/s2 downward, and at the highest point, its acceleration is zero.
3. On the way up, on the way down, and at the highest point, its acceleration is 9.8m/s2 downward.
4. At the highest point, it reverses the direction of its acceleration.
a frog leaps vertically into the air and encounters no appreciable air resistance.
Ques:
A frog leaps vertically into the air and encounters no appreciable air resistance.
Which statement about the frog's motion is correct?
1. On the way up its acceleration is 9.8m/s2 upward, and on the way down its acceleration is 9.8m/s2downward.
2. On the way up and on the way down its acceleration is 9.8m/s2 downward, and at the highest point, its acceleration is zero.
3. On the way up, on the way down, and at the highest point, its acceleration is 9.8m/s2 downward.
4. At the highest point, it reverses the direction of its acceleration.
VikasLv10
13 Oct 2020
