ATAR Scientific Inquiry & Understanding

Question 1

What is the first step in the scientific method?

Accepted Answer

Observation

Answer

Forming a hypothesis

Answer

Conducting an experiment

Answer

Drawing conclusions

Question 2

What is a hypothesis?

Accepted Answer

A testable prediction

Answer

A law

Answer

A proven fact

Answer

A scientific theory

Question 3

What is the purpose of a control group in an experiment?

Accepted Answer

To serve as a baseline

Answer

To change variables

Answer

To influence results

Answer

To measure time

Question 4

Which tool is used to measure volume accurately?

Accepted Answer

Graduated cylinder

Answer

Thermometer

Answer

Ruler

Answer

Balance

Question 5

Which of the following is a chemical change?

Accepted Answer

Burning paper

Answer

Melting ice

Answer

Boiling water

Answer

Breaking glass

Question 6

What is the main source of energy for Earth’s ecosystems?

Accepted Answer

Sun

Answer

Moon

Answer

Wind

Answer

Geothermal heat

Question 7

What is the function of mitochondria in cells?

Accepted Answer

Energy production

Answer

Photosynthesis

Answer

Protein synthesis

Answer

Cell division

Question 8

Which state of matter has a definite volume but no definite shape?

Accepted Answer

Gas

Answer

Solid

Answer

Liquid

Answer

Plasma

Question 9

What is gravity?

Accepted Answer

Attractive force between masses

Answer

Magnetic field

Answer

Frictional force

Answer

Electric current