Science
1.


2.


3.


4.


5.


6.


7.


8.


9.


10.


11.


12.


13.


14.


15.


16.


17.


18.


a. bacteria
d. fire
h. a battery
l. DNA
p. chemicals
b. a magnet
e. the Earth
i. an experiment
m. an atom
q. electricity
c. mold
f. a meteor
j. a telescope
n. a scientist
r. a microscope
g. a plant
k. a satelite
o. a planet