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Laabri

Unit 4 Stamp 1 Retake

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Last updated 2 months ago
30 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

Watch the videos and answer the questions.

Watch the videos and answer the questions.

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Question 1
01:11
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1.

How far does a free-falling object (no friction) fall in the first 10 seconds?

Question 2
03:21
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2.

How long should it take for a free-falling object to fall from the top of the Empire State Building (1250 ft) to the street, assuming no air resistance?

Question 3
04:10
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Question 4
07:19
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4.

How much time is it in the air?

Question 5
08:06
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5.

How far does it travel?

Question 6
10:13
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Question 7
00:31
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Question 8
01:40
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Question 9
01:53
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Question 10
05:29
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Question 11
08:43
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A Buick is fired from a cannon straight up into the air to a height of 15m and falls back to where it is fired from. The total motion takes 5 seconds.

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12.

What is the acceleration at the top of the path? (disregard the units)

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13.

What is the vertical velocity at the top of the path? (disregard the units)

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14.

What is the time it takes to rise? (disregard units)

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15.

What is the time it takes to fall? (disregard units)

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16.

A projectile was thrown vertically and follows the path below. If the full path took 4 seconds, how long did it take to rise?

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17.

A projectile was thrown vertically and follows the path below. If the full path took 4 seconds, how long did it take to fall?

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22.

A 10 kg object has been dropped from rest. How far will it drop in 2 seconds?

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23.

If the 10 kg object has been thrown down at 5m/s and it falls for 4.6s, what is it's final velocity?

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24.

What is the time it will take for the projectile to reach the ground?

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25.

What is the horizontal distance the projectile travels?

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26.

Which variable(s) stays constant the whole time?

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30.

Which angle will have a greater horizontal velocity?

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3.

How fast will the object be falling just before it hits the ground?

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6.

What is final velocity?

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7.

Which of the following could be considered a projectile?

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8.

What is the ball doing as it's going up?

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9.

What is the ball doing on it's way down?

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10.

What is the slope of a position time graph?

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11.

What is the acceleration when the velocity is 0 m/s?

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18.

A projectile was thrown vertically and follows the path below. Where is the projectile accelerating the fastest?

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19.

A projectile was thrown vertically and follows the path below. Where is velocity of the projectile 0m/s?

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20.

A projectile was thrown vertically and follows the path below. As it rises, what happens to the velocity?

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21.

A projectile was thrown vertically and follows the path below. As it falls, what happens to the velocity?

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27.

Which variable(s) changes the whole time?

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28.

Which variable(s) decreases from D-F?

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29.

Which variable(s) is 0 at point D?