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Knihovna

Contact Forces Quiz_24.25

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Poslední aktualizace 2 months ago
20 Dotazy
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Otázka 1
1.

What vocabulary word does this picture show?

Otázka 2
2.

What vocabulary word does this picture show?

Otázka 3
3.

What vocabulary word does that picture show?

Otázka 4
4.

What vocabulary word does this picture show?

Otázka 5
5.

What vocabulary food does this picture show?

Otázka 6
6.

What vocabulary word does this picture show?

Otázka 7
7.

What vocabulary word does this picture show?

Otázka 8
8.

Which house has damage?

Otázka 9
9.

Which picture shows a contact force?

Otázka 10
10.

This cup has gone above its elastic limit. Why?

Otázka 11
11.

Look at the picture. The angry boy is applying a force to the chair.

Is the chair deforming?

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Otázka 15
15.

Draw a free body diagram for the ball.

You only need to draw 1 force.

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Otázka 17
17.

How could you increase the kinetic energy of the ball?

You could increase the kinetic energy of the ball by...

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Otázka 20
20.

How could you decrease the damage in this collision?

Otázka 12
12.

What is true about the forces in the collision between the soccer player's head and the ball?

Otázka 13
13.

What happens to the ball when the player's head applies a force to it?

Otázka 14
14.

If the speed of the ball increased, what would happen to the forces in the collision?

Otázka 16
16.

Before the collision, which objects had kinetic energy?

Otázka 18
18.

Look at the graphs. Graph 1 shows how mass affects kinetic energy. Graph 2 shows how speed affects kinetic energy.

Graph 1

Graph 2

If you wanted to increase the kinetic energy of the ball more, what should you do?

Otázka 19
19.

A different player gets hit by a tennis ball. The speed of the tennis ball is the same as the soccer ball, but the mass of the tennis ball is less (smaller) than the mass of the soccer ball. How are the forces in this collision different than the soccer ball and head collision?