THINK IT THROUGH

Practice Questions

Try three free maths and science practice questions with answer explanations. Your results stay on this page and are not saved to a student account.

THINK IT THROUGH

TRY A LITTLE ALGEBRA2x + 5 = 19

67 ✓12

It’s the reasoning that matters.

Subtract 5. Divide by 2.
Then check your answer.

A THREE-QUESTION WARM-UP

Give it a thoughtful try.

0 / 3 answered

01Solve 3x + 6 = 21. What is x?

359

02Which pair describes Newton’s third law for a rocket?

The rocket’s thrust and its weightThe rocket pushes gas; the gas pushes the rocketTwo forces acting on the same gas particle

03Where does the energy for photosynthesis come from?

SunlightOxygenSoil particles

Answer all three questions to see your feedback.