Review for the IPC Final Exam

A chemical symbol such as C for Carbon or O for oxygen is:

• a. A one-letter or two-letter representation of an element

• b. An abbreviation for an element

• c. Both answers are correct

Water freezing in winter when the temperature goes below 32 degrees and becoming ice is an example of which kind of change?

• A physical change

• A chemical change

• Both answers are correct

Anything that takes up space and has mass is

• a. Matter

• b. Mass

• c. Volume

Non-renewable resources are:

• a. Resources that exist in limited or fixed amounts

• b. Examples include oil, gas, coal and diamonds

• c. Both a and b are correct

What is force? A force is a ______________ or a ______________ in a particular direction.

To make matter change states, you need to add or take away ____________

Work requires force and movement. Which of the following are having work done on it? Circle all that apply. Remember work requires applied force and movement.

• A beach ball in a box

• An old man sitting on his rocking chair but not rocking

• A quarterback throwing a football

• A stalled car as you and a friend push it off the road

Is work being done? Remember work requires applied force and movement. You pull hard on a rope and the box attached to it moves.

• Yes

• No

Is work being done? Remember work requires applied force and movement.You push your hardest against a wall but the wall does not move.

• Yes

• No

When two or more atoms combine, they make a molecule. Hydrogen peroxide (H2O2) is a molecule. How many atoms make up one molecule of hydrogen peroxide?

• a. Two

• b. Four

• c. Three