Science Review: Trimonthly I

In the student problem of the project "Science on Wheels" you...

• are an astronaut and have to investigate a new planet that has been discovered.

• are a science teacher and have a science mobile that takes you to different schools teaching science.

• are a biologist and have to investigate habitats of different endangered species.

You need to prove whether mixing two or more __________ results in a new one.

Elements have ​ properties​ that are characteristics or ​

It is the ability of a material to be attracted by a magnet:

This property describes how well a substance can be dissolved.

• solubility

• density

• magnetism

This image is an example of...

• solid

• density

• magnetism

These are some examples of solids:​ ​ ​ ​ ​

• table
• lemonade
• chocolate bar
• book

These are examples of liquids​ ​ ​

• milkshake
• ruler
• orange juice
• salt water

Air doesn't have weight.

• True

• False

When two or more substances are mixed, a new substance with different properties will form.

• True

• False