Gr.6 .. Quiz revision

All matters are made up of very tiny particles called molecules.

• True

• False

A force of attraction between 2 or more atoms is called ......................................

• mixture

• chemical bonds

• compound

The melting of ice is an ...................................... change.

• endothermic

• exothermic

........................................... is considered a crystalline solid.

• Glass

• Snow

• Wax

Most matter exists in .............................. different states.

• 3

• 2

• 1

gases have .......................................... viscosity than liquids.

• higher

• lower

.............................................. changes from place to place.

• Volume

• Weight

• Mass

Energy is never created or destroyed it is only ..........................................

• transformed

• transferred

Rubber and plastic are examples of ................................. solids.

• crystalline

• amorphous

• lquids

........................................ is stored in the chemical bond between atoms.

• Electrical energy

• Thermal energy

• Chemical energy