Prep Africa
Menu

Exams

JAMBKCSENECTANSCWAEC

Resources

InteractiveSearchTimetables 2026Syllabus 2026About

NSC Physical Sciences – South Africa

AI-generated exam-style practice tailored for South Africa students.

Interactive mode

Practice mode

Answer immediately. If you miss, we show exactly why your selected option is wrong.

Progress: 0/10 correct (0 answered)

Question 291

What type of organic compound is characterized by the presence of a hydroxyl group (-OH)?
Organic chemistryOrganic chemistry - Functional groupsmedium

Select one option to submit your answer.

Question 292

A 10 Ω resistor and a 20 Ω resistor are connected in parallel. What is the total resistance?
Electricity and magnetismElectricity - Resistance in circuitsmedium

Select one option to submit your answer.

Question 293

Which wave property is unchanged when light reflects off a mirror?
Waves and opticsWaves - Reflection and wave propertieshard

Select one option to submit your answer.

Question 294

What is the main reason metals are malleable?
Matter and materialsMatter - Properties of metalshard

Select one option to submit your answer.

Question 295

In an exothermic chemical reaction, which of the following is true?
Chemical changeChemical change - Energy changes in reactionseasy

Select one option to submit your answer.

Question 296

A light ray passes from air into water at an angle of incidence of 30°. Given the refractive index of water is 1.33, what is the angle of refraction inside the water? (Use n_air = 1)
Waves and opticsS3.2 Refraction and Snell's Lawmedium

Select one option to submit your answer.

Question 297

Which of these statements correctly describes an endothermic chemical change?
Chemical changeS4.1 Energy Changes in Reactionsmedium

Select one option to submit your answer.

Question 298

Which of the following correctly describes the motion of an object under uniform acceleration starting from rest?
MechanicsMechanics - Kinematicseasy

Select one option to submit your answer.

Question 299

In an electric circuit, the resistance is doubled while the voltage remains constant. What happens to the current flowing through the circuit?
Electricity and magnetismElectricity - Ohm's lawmedium

Select one option to submit your answer.

Question 300

Which statement correctly explains why the diffraction pattern produced by a single slit becomes narrower when the slit width is increased?
Waves and opticsWaves and optics - Diffractionhard

Select one option to submit your answer.

We use cookies and similar technologies for analytics and advertising. You can accept or reject non-essential cookies.