Y5 Identifying pure substances and mixtures

Instant coffee is made by dissolving a powder in hot water. Instant coffee is a ___________________ .

• pure substance

• mixture

Cake batter is a substance that may contain flour, eggs and sugars mixed by hand or with an electric mixer. Cake batter is a ___________________ .

• pure substance

• mixture

Blood is a fluid found in the bodies of humans and other animals. It can be physically separated into plasma, red blood cells and white blood cells. Blood is a ___________________

• pure substance

• mixture

Helium is a gas which we use to blow up party balloons. Helium is a .......

• pure substance

• mixture

A snow globe would be an example of a __________________.

• pure substance

• solution

• mixture

Which of these is not pure?

• Salt

• Water

• Oxygen

• soap

Which of these is a mixture?

• clothes detergent (used in washing machines)

• Salt

• Oxygen

True or False: water AND sea water are pure substances.

• True

• False

Here are some particles. Are they showing a mixture or a pure substance?

• mixture

• pure substance

A _____________ contains a variety of substances that are in the same place as each other.

• compound

• element

• pure

• mixture