I Heart Science

Name: ______________________   Date: ____________

Write the missing letters on the lines to finish each word.

1.
s c e
Study of the natural world through experiments
2.
f k
Bottle that has a narrow neck
3.
f s i
The state of being combined into one body
4.
m o c o e
Magnifier of the image of small objects
5.
c s t r
The science of matter
6.
a e l i o n
An increase in rate of change
7.
c o s t o
A process in which a substance reacts with oxygen to give heat and light
8.
n l s
Center of an atom or a cell
9.
u r m
A heavy toxic silvery-white radioactive metallic element
10.
g e t c
The branch of biology that studies heredity and variation in organisms
11.
e t r o
An elementary particle with negative charge
12.
c h o o e
13.
e s s t
A system formed by the interaction of a community of organisms with their physical environment
14.
w l e t h
The distance between two points in the same phase in consecutive cycles of a wave
15.
v o i t
Distance travelled per unit time
16.
m o u m
An impelling force or strength