Q1 MCQ Drill: 2025 Physical Sciences P1 (2025 NSC May/June Mid-Year Examination)

Physical Sciences Past Paper Question 1 Drill Level 1: Knowledge & Recall

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3 multiple-choice questions taken verbatim from Section A of the official 2025 NSC May/June Mid-Year Examination Physical Sciences Paper 1, auto-marked against the official marking guideline. Questions that rely on diagrams or graphs are excluded - see the full paper for those.

Question 1 of 3 2 Marks

Two hard objects collide INELASTICALLY in an isolated system. Which ONE of the following statements is CORRECT for this collision?

A. Both total momentum and total kinetic energy are conserved.

B. Neither total momentum nor total kinetic energy is conserved.

C. Total momentum is not conserved, but total kinetic energy is conserved.

D. Total momentum is conserved, but total kinetic energy is not conserved.

Question 2 of 3 2 Marks

Engine P has a greater maximum power output than engine Q. Which ONE of the following statements is CORRECT when P and Q each operate at their maximum power output?

A. Q does more work than P in the same amount of time.

B. P and Q do the same amount of work in the same amount of time.

C. P and Q do the same amount of work, but Q does it in a shorter time than P.

D. P and Q do the same amount of work, but P does it in a shorter time than Q.

Question 3 of 3 2 Marks

Which ONE of the following statements CORRECTLY describes the photoelectric effect?

A. An electron absorbs the energy of a photon and emits light.

B. An electron emits a photon when it collides with another electron.

C. An electron absorbs the energy of a photon and is ejected from the surface of a metal.

D. A photon is emitted when an electron moves from a lower energy level to a higher energy level.

Q1 MCQ Drill: 2025 Physical Sciences P1 (2025 NSC May/June Mid-Year Examination)

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