Question

You have a box lid and some marbles how will you make a model of a complete vacuum

Answer 1

Ответ:

the answer is posted below

Объяснение:

It is not possible to create a model of a complete vacuum using just a box lid and marbles because a complete vacuum is defined as a space devoid of any matter, including air and marbles. However, you can use the box lid and marbles to create a simple model that demonstrates the concept of a partial vacuum or low pressure.

Start by placing the box lid upside down on a flat surface.

Scatter a few marbles randomly on the surface of the lid.

Use a vacuum cleaner or a vacuum pump to suck the air out from under the lid. If you don't have a vacuum cleaner or pump, you can also try using a drinking straw to suck the air out manually, although this will not create a very strong vacuum.

As you remove the air, you will notice that the marbles start to move towards the center of the lid. This is because the air pressure on the outside of the lid is greater than the pressure on the inside, causing the lid to curve downwards and creating a low-pressure area in the center.

If you continue to remove the air, you will eventually reach a point where the marbles come to rest in the center of the lid. This is the point of maximum vacuum that you can achieve with this simple model.

While this model does not represent a complete vacuum, it can help you understand the basic principles of pressure and vacuum.

Answer 2

Creating a model of a complete vacuum using a box lid and marbles would be challenging since it is not possible to create a true vacuum with these materials alone. However, we can create a representation or visual model that represents the concept of a vacuum. Here's a creative approach to constructing such a model:

Materials:

1. Box lid
2. Marbles
3. Clear plastic wrap or a transparent plastic sheet
4. Adhesive or tape
5. Black paper or fabric

Instructions:

1. Take the box lid and clean it to ensure there is no dust or debris.

2. Place a layer of black paper or fabric inside the box lid to represent space or darkness, which contrasts with the visual representation of the vacuum.

3. Cut the clear plastic wrap or transparent plastic sheet slightly larger than the size of the box lid.

4. Gently place the plastic wrap or sheet over the box lid, making sure it covers the entire area.

5. Use adhesive or tape to secure the plastic wrap or sheet to the edges of the box lid. This will represent the boundaries of the vacuum model.

6. Now, for the marbles, these will represent particles within the vacuum model. You can use various sizes and colors of marbles to represent different particles or objects.

7. Arrange the marbles inside the box lid, spreading them out evenly or creating patterns as desired. You can use different sizes of marbles to represent different types of particles.

8. Once the marbles are in place, you can tilt the box lid slightly to create the effect of floating or suspended particles within the vacuum model.

9. Optionally, you can add labels or captions around the box lid to explain the different elements and represent scientific concepts related to vacuums.

Remember, this model will not actually create a vacuum, but it can serve as a visual representation or demonstration of the concept. It can be a useful tool for educational purposes or as a prop for discussions about vacuums and their properties.