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Biblioteka

Unit 4 Stamp 1 Retake

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Posljednje ažuriranje about 1 month ago
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Watch the videos and answer the questions.

Watch the videos and answer the questions.

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2
2
Question 1
01:11
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Pitanje 1
1.

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

Question 2
03:21
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Pitanje 2
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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Pitanje 4
4.

How much time is it in the air?

Question 5
08:06
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Pitanje 5
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.

1
Pitanje 12
12.

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

1
Pitanje 13
13.

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

1
Pitanje 14
14.

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

1
Pitanje 15
15.

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

1
Pitanje 16
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?

1
Pitanje 17
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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1
1
1
Pitanje 22
22.

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

Pitanje 23
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?

2
Pitanje 24
24.

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

2
Pitanje 25
25.

What is the horizontal distance the projectile travels?

2
Pitanje 26
26.

Which variable(s) stays constant the whole time?

2
2
2
Pitanje 30
30.

Which angle will have a greater horizontal velocity?

Pitanje 3
3.

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

Pitanje 6
6.

What is final velocity?

Pitanje 7
7.

Which of the following could be considered a projectile?

Pitanje 8
8.

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

Pitanje 9
9.

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

Pitanje 10
10.

What is the slope of a position time graph?

Pitanje 11
11.

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

Pitanje 18
18.

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

Pitanje 19
19.

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

Pitanje 20
20.

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

Pitanje 21
21.

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

Pitanje 27
27.

Which variable(s) changes the whole time?

Pitanje 28
28.

Which variable(s) decreases from D-F?

Pitanje 29
29.

Which variable(s) is 0 at point D?