Mixing Solids and Liquids

What happens when salt is added to water?

• It floats on top.

• It dissolves.

• It turns the water red.

• It makes the water freeze.

Which of the following will NOT dissolve in water?

• Sugar

• Salt

• Beans

• Coffee powder

What does it mean to dissolve?

• To freeze

• To spread something throughout a liquid

• To remove from a liquid

• To make a liquid thicker

Can all solids dissolve in water?

• Yes, all solids can dissolve in water.

• No, only certain solids can dissolve in water.

• Yes, but only at high temperatures.

• No, liquids can't dissolve solids.

What is an example of a mixture of solids and liquids?

• Air

• Rock

• Soup

• Ice

Why do beans not dissolve in water?

• Because they are too heavy.

• Because they absorb water instead of dissolving.

• Because they are not made of the right material.

• Because the water is not hot enough.

What is the result of dissolving salt in water?

• The water becomes solid.

• The salt disappears and spreads throughout the water.

• The water turns into salt.

• The salt floats on the surface of the water.

Which of the following is a property of a liquid?

• It can be easily compressed.

• It takes the shape of its container.

• It keeps its shape no matter the container.

• It cannot be poured.

What does NOT happen when a solid dissolves in a liquid?

• The solid turns into a liquid.

• The solid disappears from sight.

• The solid and liquid create a new color.

• The solid remains visible as it was before.

Which of the following is true about soups?

• They only contain liquids.

• They only contain solids.

• They contain a mix of solids and liquids.

• They are a type of solid.