Intro to cooling curves QUIZ

Which state of matter contains the most energy?

• solid

• liquid

• gas

• sublimation

Which state of matter has the most intermolecular bonds?

• solid

• liquid

• gas

• evaporation

What are intermolecular bonds?

• bonds between atoms in a molecule

• bonds between molecules

• electrons in a bond

• sodium and chlorine

Why do we calibrate equipment in the lab?

• to ensure measurements are correct

• to maximise the profit

• to ensure machines get cleaned

• to measure the temperature

What is the process of solids becoming liquid called?

• evaporation

• condensation

• freezing

• melting

What is occurring at each plateau?

• freezing

• melting

• phase change

• forming intermolecular bonds

Which is more accurate to measure temperature change?

• thermometer

• digital thermometer

• bomb calorimeter

• finger tip

Calculate the gradient

• 12

• 4

• 2

• 32

At which point A, B, C, or D is the process of freeing occurring?

• A

• B

• C

• D

What is evaluation?

• the good, the bad and the enthusiastic.

• the good, the bad and the improvements.

• the good, the bad and the superimposed

• the good, the very good and the best.