Mixed Practice: Physical Science Revision (All Topics)
Science ยท Grade 9 ยท Week 51 ยท 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 โ 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