What is Science?
Observations and Inferences
Scientific Variables 1
Scientific Variables 2
Measurement
100

Correct the spelling for:

NseeccI

Science

100

Complete the following passage to give an Observation.

An __________ is something that can be measured or described using one of the five _______
(_____, ______, _______, ______, ______)

An observation is something that can be measured or described using one of the five sense (touch, taste, smell, sight, sound)

100

Complete the following statement to give a definition of a controlled variable.

Something that should stay the _____ so that a test is fair.

Something that should stay the SAME so that a test is fair.

100

Complete the following statement to give a definition of the independent variable.

What the experimenter ____________.

What the experimenter CHANGES.

100

Clocks and Stopwatches measure?

Time

200

The answer to a scientific question must be able to be proven repeatedly. 

True or False

True

200

Complete the following statement to provide a definition of an inference.

A _________ based on __________/ evidence.

A conclusion based on observations/ evidence.

200

Iron man wants to see what type of fuel helps his suit to fly for longer.

What is the independent variable?

What is the dependent variable?

Independent variable: Type of fuel

Dependent variable: Time that his suit can fly for.

200

Complete the following statement to give a definition of the dependent variable.

What the _________  ____________.

What the EXPERIMENTER MEASURES.

200

From the answers below, what are different ways we can measure length?

A) Millilitres

B) Centimetres

C) Metres

D) Litres

B) Centimetres

C) Metres

300

Which TWO are different branches of science:

A) Chemistry

B) Research

C) Geology

D) Physical Therapy

A) Chemistry

C) Geology

300

Tiffany saw that Ms had purple hair and thought that Ms must have dyed her hair.

What is the observation?

What is the inference?

Observation: purple hair

Inference: Ms dyed her hair

300

Ms Bond-Quist tests her students to see if the number of hours spent studying affects their marks.

What is the independent variable?

What is the dependent variable?

Independent variable: number of hours studying

Dependent variable: marks in a test

300

Iron man wants to see what type of fuel helps his suit to fly for longer.

List two variables that should be controlled.

Answers could include:

-same Iron man suit

-same activities performed in the suit

-amount of fuel used

300

From the answers below, what are different ways we can measure mass?

A) Kilometres

B) Grams

C) Litres

D) Kilograms

A) Kilometres

400

Complete the following statement to give a definition of experimentation.

Changing one thing (v________) to see how it affects ____________  ___________.

Changing one thing (variable) to see how it affects something else.

400

Amir found a snakeskin outside and thought that there must be a snake living in the area.

What is the observation?

What is the inference?

Observation: Found a snakeskin

Inference: There is a snake living in the area

400

Ms Bond-Quist tests her students to see if the number of hours spent studying affects their marks.

Describe two variables that should be controlled.

Answers could include:

-Age of students

-Subject that students are studying

-Methods that students use to study

400

What are two measuring devices we use to measure Volume?

Measuring Cylinder

Beaker

500

What are the steps of a scientific experiment?

1) Observation

2) Question

3) Hypothesis

4) Experiment

5) Analyse Data

6) Conclusion

7) Communication

500

Professor Habra concluded that a poor diet leads to sleeping issues after he surveyed a group of high school students that enjoyed eating junk food and were having trouble sleeping.

What is the observation?

What is the inference?

Observation: Students that were eating junk food also had trouble sleeping.

Inference: Eating junk food causes sleeping issues.

500

_______ is how much space something takes up.

Volume