LECTURE QUIZ 3     NAME
 

1. The mass of an atom comes from:
a. neutrons and electrons
b. neutrons and protons
c. protons and electrons

2.  The charged particles of an atom are:
a. neutrons and electrons
b. neutrons and protons
c. protons and electrons

3. What is unique about each atom of a given element is:
a. the number of electrons
b. the number of neutrons
c. the number of protons

4. Draw an atom and label the parts.

5. Which is correct:  In space
a. mass but not weight changes
b. weight but not mass changes
c. matter but not mass changes

6. The density of gold is greater than tin.  A piece of each metal with identical weight is placed in a container of water with identical volumes.
a.  gold will displace a greater volume of water than tin
b.  tin will displace a greater volume of water than gold
c.  insufficient information to determine the answer

7. Which increases the density of matter
a. cold and pressure
b. heat and pressure
c. heat

8. Which phase is most easily compressed by pressure
a. gas
b. liquid
c. solid
 
 
 
 

9.  When steam/vapor is condensed back into water it gives off or releases
a. 1 cal per gram water
b. 79.7 cal per gram water
c. 539 cal per gram of water

10. Density is:
a. mass divided by weight (m/w)
b. mass divided by volume (m/v)
c. volume divided by mass (v/m)

e.c. Which is an inherent and fundamental property of atoms?
a. matter
b. weight
c. mass
 

ANSWER SHEET- write answers below, use capitals
 

1.____   6.____

2.____   7.____

3.____   8.____

                  9.____

5.____                            10.____
 

4. Draw the atom here.