Term 1 Practice Quiz

Match the following definitions to the words

• Temperature

• The amount of stuff inside an object

• Volume

• Anything that takes up space and has mass

• Mass

• The space taken up by an object

• Matter

• The magnitude of movements of particles inside an object

What is Thermal expansion?

• The transfer of thermal energy between materials by the collisions of particles 

• A decrease in a materials volume when temperature decreases 

• An increase in a materials volume when temperature increases

• Chicken fried rice

The diagram shows arrangement of particles in a

• Solid

• Liquid

• Gas

Has an indefinite shape and volume. It takes the shape of its container.

It has the volume of its container.

• Solid

• Liquid

• Gas

Label the phase changes 1 to 4

c

d

e

a

Sublimation

Deposition

Vaporization

Melting

Freezing

Condensation

Which letter represents when the substance is a solid?

• A

• B

• C

• D

• E

What is happening to the particles in the substance between points D and E?

• Melting

• Freezing

• Vaporizing

• Sublimating

Organize these options into the right categories

Groups:

(a) Bases

,

(b) Neutral

,

(c) Acids

• pH lower than 7

• Feel slippery

• pH of 7

• 
• Turn blue litmus paper red

• Taste sour

• 
• pH greater than 7

• Turn red litmus paper blue

• 
• Taste bitter

• Does not change the colour of litmus papers

​ (a)   is a mixture where you cannot distinguish components of the mixture, like ​​ (b)   , while ​ (c)   is a mixture where you can identify components of the mixture, like ​​ (d)  

• homogeneous mixture
• heterogeneous mixture
• vinegar
• a bowl of chili
• mixture
• solute
• element
• molecule

The image shows how to make a cup of sugar water. Identify and label each component in the process.

a

b

c

Solvent

Solute

Solution