This page is intended as a master list of words you
will be expected to master.
B
M
C
D
E
H
I
L
N
P
Q
R
S
B
Bar Graph
Used for showing comparisons
C
Circle Graph
Used to compare parts to a whole
Conclusion:
The final summary of an investigation or
experiment
Control Variable:
Variables that could change, but are not
allowed to; also called
constants
D
Dependent Variable
In an experimental investigation, what is observed and measured; the
data.
E
Experiment
Answers scientific questions by testing a hypothesis using a
series of carefully controlled steps.
H
Hypothesis
A prediction about the relationship between variables and can be tested.
I
Independent Variable
The variable that is changed or tested by the scientist; the thing that
is different between experimental groups.
L
Length
Instrument is a ruler or meterstick ;
Basic unit is a meter (m) Large distances - kilometers (km ) Small
lengths - centimeters (cm) Very small lengths - millimeters (mm)
Line Graph
Used for showing changes or trends, usually change over time or
distance.
M
Mass
Amount of matter in an object ; does not change, Instrument used is
triple beam balance Basic unit is the gram (g)
N
Negative Relationship
A relationship between two variables such that when one increases, the
other decreases.
P
Positive relationship
A relationship between two variables such that when one increases, the
other increases, or when one decreases, the other decreases.
Q
Qualitative
Data that describes qualities or characteristics - color, sound, taste
Quantitative
Data that is numerical; usually gathered using tools - mass, distance,
volume, time, temperature
R
Relationship
The effect of one variable on another; what the independent variable has
to do with the dependent variable
S
Science :
A way
to solve problems and answer questions; a way of learning about the
world around us
Scientific Method
Step-by-step procedures of scientific problem solving
SI
International System of Units used by scientists around the world. Also
known as the metric system
V
Volume
A mount of space an object takes up; Instrument is a graduated
cylinder;
Basic unit is liter (l) Most often used unit is the milliliter (mL)
• Home 8th Home Agenda Vocabulary • Notes Handouts Projects Science Fair Links
Created by
Mrs. Geneva Baker
URL:
http://www.thesciencequeen.net
Email:
geneva.baker@cgelem.k12.az.us
Date Last Modified:
Sunday, September 05, 2010
