Chemistry

Matter is anything that has

• mass

• occupies space

• Perceived by our senses

• None of this

Matter is composed of ?

• Atoms

• Ammonium

• Molecules

• vapours

The change which can be reversed by change in condition is called Irreversible Change.

• True

• False

What are the three states of matter?

• solid, volume, mass
• density, volume, mass
• solid, liquid, gas
• density, gas, volume

LIQUIDS have fixed

• volume ONLY

• shape ONLY

• volume AND shape

• neither volume nor shape

SOLIDS have fixed

• volume ONLY

• shape ONLY

• volume AND shape

• neither volume nor shape

A chemical change happens when...

• a substance is changed at the atomic level 
• bonds are broken and formed 
• a new substance is made
• all of the above! 

During the process of sublimation

• a solid turns directly into a gas
• a solid turns into a liquid
• a gas turns directly into a solid 
•  a liquid turns into a gas

On heating the liquid, the particles lose energy

• True

• False

Matter is anything that has mass and ....

• weight

• volume (takes up space)

• movement (does not matter the speed)

• temperature (hot or cold)