Mixtures and Solutions

A combination of two or more substances, such as a salad, that can be easily separated is called a __________________.

• a. mixture

• b. solution

• c. dessert

• d. dissolve

When one or more substances dissolve in another and cannot be easily separated such as salt mixed with water, this is called _____________.

• a. mixture

• b. solution

• c. dessert

• d. physical property

George is collecting seashells. He took his shovel to the beach and scooped a mixture of sand and seashells into his bucket. How can George best separate the mixture?

• He can use a magnet to separate the mixture of sand and seashells.

• He can leave the mixture in the sun so that the sand will evaporate.

• He can use a strainer.

• He can use his hand to pick out each grain of sand.

When a someone combines 2 or more substances and they have a uniform appearance such as in lemonade this is called a ___________.

• a. physical property

• b. solution

• c. science experiment

• d. mixture

Which of the following describes why a salad is a mixture?

• a. They are pretty, and they are healthy.

• b. The different substances can be easily identified and separated.

• c. The different substances dissolve into each other.

• d. All the substances look like one substance together.