science

Question 1

what is a independent variable?

Answer 1

the variable you change

Question 2

what is the dependant variable?

Answer 2

the one you measure

Question 3

how do you start a hypothesis?

Answer 3

if….then….

Question 4

how do you start the aim?

Answer 4

to investigate….

Question 5

what is the study of chemistry

Answer 5

the study of substances and how they change

Question 6

What is secondary data?

Answer 6

data someone else collected

Question 7

What is a hypothesis?

Answer 7

Your prediction

Question 8

What is the parallax error?

Answer 8

When you don’t read at eye level

Question 9

What is a conclusion?

Answer 9

Is your hypothesis correct or incorrect. Repeat hypothesis

Question 10

What can you talk about in your discussion?

Answer 10

Reliable, accurate, valid, trend

Question 11

Explain reliable

Answer 11

Did you repeat trials, small range?

Question 12

Explain accurate

Answer 12

Remove anomalies, calculate averages, few errors

Question 13

Explain trend

Answer 13

As the (independent variable) increases…
The shape of the graph shows what is happening to the dependant variable

Question 14

Explain valid

Answer 14

One independent variable, us right equipment when measuring results, fair test

Question 15

What does quantitative mean?

Answer 15

numbers, can be measured

Question 16

What type of graph is used for qualitative data?

Answer 16

bar graph

Question 17

What are the hazards of compressed gas?

Answer 17

Explosive, high amount of energy, damage objects/buildings

Question 18

What are corrosives hazard?

Answer 18

Cause burns to skin, damage eyes, do not breath in fumes

Question 19

What is ecology

Answer 19

The study of the community of living things in a environment, and their interactions

Question 20

What is human reflex error

Answer 20

Delayed response

Question 21

On a table the column that comes first is what variable?

Answer 21

Independent variable

Question 22

What is the instrument error?

Answer 22

Faulty equipment