Mixed Practice: Physical Science Revision (All Topics)
Science · Grade 9 · Week 51 · 25 questions
This revision quiz covers key concepts from across the topic. It's an excellent opportunity to consolidate your learning and identify areas for further study.
What you'll practise
- Work with angles
- Review fundamental concepts and definitions
- Apply knowledge across different subtopics
- Identify areas that need further practice
All 25 questions in this Mixed Practice: Physical Science Revision (All Topics) quiz
Grade 9 Science — Mixed Practice: Physical Science Revision (All Topics): 25 practice questions with instant scoring and explanations.
- The SI unit of force is:
- Velocity differs from speed because it includes:
- An object moving in a circle at constant speed has:
- Newton's first law states that an object remains at rest or in motion unless:
- F = ma is:
- For every action, there is an equal and opposite reaction. This is:
- Universal law of gravitation states that gravitational force is:
- Acceleration due to gravity (g) on Earth is approximately:
- Work done is calculated as:
- The SI unit of work is:
- Power is defined as:
- Kinetic energy depends on:
- Potential energy is maximum when:
- According to law of conservation of energy:
- The frequency of a sound wave is measured in:
- The speed of sound in air at room temperature is approximately:
- Reflection of sound produces:
- Doppler effect is the change in:
- The critical angle for total internal reflection depends on:
- When light enters from water to air, it bends:
- Magnetic field direction is indicated by:
- The SI unit of magnetic field strength is:
- Electromagnetic induction occurs when:
- Electric current is the flow of:
- Ohm's law states: V = ?
Question 1 of 250 correct so far