Measurement Defenitions and Units Flashcards
Study these basics for GCSE
1
Q
Independent variable
A
The variable you change
2
Q
Reliable
A
When repeated the result is the same
3
Q
A result that doesn’t fit in with the pattern of others
A
Anomalous Result
4
Q
The variable you must keep the same to make a fair test
A
Control variable
5
Q
Mass
A
Kg
6
Q
Time
A
S
7
Q
Length
A
M
8
Q
Repeated Readings
A
Try to take at least three readings and average
9
Q
1 mm -
A
1/1000 m
10
Q
Uncertainty/error
A
An error in the reading caused by a mistake or imprecise equipment
11
Q
1 g -
A
1/1000 kg
12
Q
Accurate
A
An accurate reading is as close as the result to the real answer
13
Q
1 cm -
A
1/100 m
14
Q
Dependant variable
A
The variable that changes in the experiment
15
Q
Small measurements
A
Take a number of measurements together e.g many sheets of paper, 10 pendulum swings e.t.c
