Question

hELP! CHECK THIS PLEASE!

Answer 1

Question 1 (Multiple Choice Worth 2 points)

In condensation,

a gas becomes a liquid.
a gas becomes a solid.
a solid becomes a gas.
a liquid becomes a gas.

Question 2 (Multiple Choice Worth 2 points)

If you remove enough heat from a liquid, it will become a


gas
solid
explosive
gel

Question 3 (Multiple Choice Worth 2 points)

A liquid may reach its boiling point if

heat is added to it
there are no gases in it
its solid melts easily
the temperature is low enough

Question 4 (Multiple Choice Worth 2 points)

Which of the following is true concerning changes of state?

All changes of state take place at the same temperature.
State changes happen at different points for different substances
The freezing point is the same for all substances.
The boiling point is the same for all substances.

Question 5 (Multiple Choice Worth 2 points)

The point at which a liquid becomes a solid is the

flash point
freezing point
thermal point
boiling point

Question 6 (Multiple Choice Worth 2 points)

In the lab the term “phase change” refers to

a change of boiling point
a change of freezing point
a change of flash point
a change of state

Answer 2

I could check but, do you have any answers if your own?