Describing Motion

실제 시험에서는 이렇게 출제됩니다

이 개념을 다룬 실제 CSCA 기출문제입니다. 답을 펼치기 전에 먼저 직접 풀어 보세요.

1. CSCA Physics December 2025 Past Paper
   Which of the following physical quantities is not a vector? ()
   • A．Magnetic flux density
   • B．Momentum
   • C．Electric field strength
   • D．Potential energy
   정답 및 풀이 보기

   정답: D

   1 A vector has magnitude and direction; potential energy is a scalar quantity.
   CSCA Physics December 2025 Past Paper 전체에서 보기
2. CSCA Physics March 2026 Past Paper
   Which of the following physical quantities is a scalar?
   • A．Velocity
   • B．Acceleration
   • C．Displacement
   • D．Distance
   정답 및 풀이 보기

   정답: D

   Scalars have magnitude only; vectors have both magnitude and direction. A. Velocity: has direction, vector. B. Acceleration: has direction, vector. C. Displacement: directed line segment, vector. D. Distance: total path length, magnitude only, scalar. Answer: D.
   CSCA Physics March 2026 Past Paper 전체 풀기 — 시간 측정 및 채점
3. CSCA Physics April 2026 Past Paper
   While sitting in a uniformly moving train, you see the trees outside the window moving backward. The reference frame you are using is
   • A．the Sun
   • B．the trees
   • C．the ground
   • D．the train
   정답 및 풀이 보기

   정답: D

   Observing the trees as 'moving backward' implies your frame is moving forward relative to the trees, i.e., the train.
   CSCA Physics April 2026 Past Paper 전체 풀기 — 시간 측정 및 채점