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2021-05-18

What has a fixed volume and takes the shape of its container?

What has a fixed volume and takes the shape of its container?

liquid

What state of matter takes the shape and volume of its container?

What type of substance can be poured and takes the shape of its container?

Sand

What is the shape that a liquid takes at the top of a container?

Liquids have the following characteristics: No definite shape (takes the shape of its container) Has definite volume.

How many states matter are there?

three

Is gas a form of matter?

Gas is a state of matter that has no fixed shape and no fixed volume. Gases have lower density than other states of matter, such as solids and liquids. The particles exert more force on the interior volume of the container. This force is called pressure.

Is fire a gas?

Fire doesn’t fall into gas, because it doesn’t expand in the same way gas does. Fire doesn’t fall into liquid, because it doesn’t have a fixed volume. Fire doesn’t fall into solid, because it doesn’t have a fixed shape. Thus, fire is currently considered a plasma.

What are 5 gas properties?

What Are Five Properties of Gases?

  • Low Density. Gases contain scattered molecules that are dispersed across a given volume and are therefore less dense than in their solid or liquid states.
  • Indefinite Shape or Volume. Gases have no definite shape or volume.
  • Compressibility and Expandability.
  • Diffusivity.
  • Pressure.

Why does a gas fill the entire available space?

Gases have a negligible intermolecular force of attraction between the particles of gas. The random motion of particles in all the directions is experience in the vessel. Hence, the gas fills completely the vessel in which it is kept.

What gas laws apply in space?

Boyle’s law states that the pressure exerted by a gas (of a given mass, kept at a constant temperature) is inversely proportional to the volume occupied by it. The Boyle’s Law helps astronauts know how much of pressurized gas they can fit into a container without bursting and wasting any space.

Can occupy the entire space it is put into?

Answer. Gas particles spread out to fill a container evenly, unlike solids and liquids. When more gas particles enter a container, there is less space for the particles to spread out, and they become compressed. The particles exert more force on the interior volume of the container.

Why is book a solid?

The molecules of the book are tightly packed with each other, there is no intermolecular space, it cannot be compressed, it cannot flow, all these characteristics are of solid. Therefore book should be called solid.

How does a gas exert pressure?

Gas pressure is caused when gas particles hit the walls of their container. The more often the particles hit the walls, and the faster they are moving when they do this, the higher the pressure.

Why does a gas exert pressure class 9?

The pressure exerted by a gas is due to the random motion of particles in the gas. Gases have weak intermolecular forces and the particles in continuous random motion and these particles collide with the walls of the container. These collisions with the walls of the container exerts pressure on the gas.

Does gas pressure increase with temperature?

The temperature of the gas is proportional to the average kinetic energy of its molecules. Faster moving particles will collide with the container walls more frequently and with greater force. This causes the force on the walls of the container to increase and so the pressure increases.

In which direction will a gas exert pressure?

The gas particles have very weak attractive force between them, and move randomly ultimately exert pressure in all direction. Their molecules are bouncing all around the container because they are so small, then gravity has very little effect on them.

How does a gas exert pressure quizlet?

Gas exerts pressure on the walls of its container because the particles collide with the wall. If the volume of the container gets bigger, the pressure will be smaller. If the volume of the container gets smaller, the pressure will be bigger.

What is pressure of a gas?

The pressure of a gas is the force that the gas exerts on the walls of its container. When you blow air into a balloon, the balloon expands because the pressure of air molecules is greater on the inside of the balloon than the outside. Pressure is a property which determines the direction in which mass flows.

How do liquids and gases exert pressure class 8?

The greater the depth of a point in a liquid, the greater is the pressure. Liquids also exert pressure on the walls of the vessel in which they are stored. The sideways pressure exerted by liquids also increases with the depth of the liquid.