NS Unit 1 6º

WHAT IS MATTER? Matter is made up of tiny particles called...

Sand is an example of a ..............

• heterogeneous mixture

• homogeneous mixture

• pure substance

............ is the amount of matter in an object and is measured in grams.

• Mass

• Volume

• Weight

This property of matter is called.........

Elasticity:

• the ability of certain substances to attract metals.

• the ability of a substance to dissolve in another substance to form a solution.

• the amount of mass per unit of volume in an object.

• when an object or substance returns to its original shape after removing pressure.

BOILING POINT...

• is the temperature at which a solid changes into a liquid

• is the ability to conduct heat.

• is the temperature at which a liquid changes

  into a gas.

• is the ability of an object to conduct

  an electrical current through it.

Name it:

Which ones are good heat conductors:

• Plastic

• Iron

• Cooper

• Cotton

Gravity is a .... (SELECT TWO)

• upward force

• downward force

• that pushes down an object.

• that pushes the object to the surface of a liquid.

If the object is less dense than the liquid....

• it is in, it will sink.

• it is in, it will float.