Science Topic 2

Front

What can be observed about the mass of a clay bowl made from a brick compared to the mass of the remaining brick?

Back

The mass of the brick is the same as the mass of the bowl.

Front

Define a solution in scientific terms.

Back

A solution is a mixture in which substances are spread out evenly and do not settle to the bottom.

Front

What is the defining characteristic of a solid?

Back

A solid has a definite shape.

Front

Do liquids flow from one place to another?

Back

True, liquids do flow from one place to another.

Front

When solids are placed in a cup, do they spread to cover the bottom?

Back

False, solids do not spread to cover the bottom.

Front

What is the difference between a solid and a liquid in terms of shape?

Back

Solids have a definite shape, while liquids take the shape of their container.

Front

What happens to the particles in a solid compared to those in a liquid?

Back

In a solid, particles are closely packed and vibrate in place, while in a liquid, particles are less tightly packed and can move past one another.

Front

What is an example of a solution?

Back

Saltwater is an example of a solution, where salt is evenly distributed in water.

Front

What is the term for a mixture where the components can be easily separated?

Back

A heterogeneous mixture.

Front

How does temperature affect the solubility of solids in liquids?

Back

Generally, as temperature increases, the solubility of solids in liquids increases.