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Biblioteka

Two Magnets Repelling Each Other - ES - PS - Forces and Interactions

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Posljednje ažuriranje 4 months ago
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Napomena autora:

Directions: Use the information provided and your knowledge of Physical Science to answer the following questions. Show all work where necessary.

Directions: Use the information provided and your knowledge of Physical Science to answer the following questions. Show all work where necessary.

0
Obavezno
6
DOK 3
3-PS2-3
Obavezno
6
DOK 3
3-PS2-3
Obavezno
4
DOK 3
3-PS2-3
Obavezno
8
DOK 4
3-PS2-3
Obavezno
6
DOK 3
3-PS2-3
Obavezno
4
DOK 2
3-PS2-3

Two Magnets Repelling Each Other

Real-Life Phenomenon

When the north pole of one magnet is brought near the north pole of another magnet, the magnets push away from each other without ever touching. The closer the magnets get, the stronger the repelling force becomes.

Magnets can attract or repel objects without touching them. This happens because magnets create an invisible area around them called a magnetic field. When another magnet enters this field, it feels a push or pull depending on how the two magnets are lined up. When you place like poles together (north–north or south–south), the magnets repel each other. This means they push away, even though there is no contact.

As you move the magnets closer, the repelling force becomes stronger. You can observe this by slowly pushing one magnet toward another and watching how the second magnet slides away or turns to avoid the matching poles. If you measure the distance each magnet moves, you can see a clear pattern: less distance between magnets → stronger magnetic force → greater movement.

This cause-and-effect relationship helps students ask questions such as: Why do magnets repel when poles match? How does distance change the strength of the repelling force? What would happen if one magnet was stronger than the other? Observing magnet interactions allows us to learn how magnetic forces act between objects that are not touching.

Diagram 1.

Magnetic Force diagram showing magnets attracting and repelling.

Source:

https://www.science-sparks.com/the-science-behind-10-everyday-phenomena/

Table 1.

Distance Between Magnets (cm)

Magnet Movement (cm)

Time to Move (s)

8

0

0

6

0.3

1.4

4

1.1

0.9

2

2.7

0.4

Graph of Information - Figure 1.

Graph of magnet movement at different distances.

Graph of Information - Figure 2.

Graph of time required for magnet to move at different distances.

Pitanje 1
1.

Look at Table 1.

What happens to the movement of the second magnet as the distance between the magnets decreases from 8 cm to 2 cm?

Pitanje 2
2.

Based on the data, how does the time it takes for the magnet to move change as the magnets get closer together?

Pitanje 3
3.

Which observation best shows that the magnets are repelling each other without touching?

Pitanje 4
4.

What evidence shows that magnets can repel each other without touching, and how does distance affect the strength of this interaction?

Respond using Claim, Evidence, and Reasoning.

Pitanje 5
5.

Using the pattern in the data, predict what would likely happen if the magnets were moved closer than 2 cm.

Explain your reasoning.

Pitanje 6
6.

At which distance does the repelling magnetic force appear to be the strongest?