Eduqas GCSE Physics · EDUQAS C220P4
2 Waves and particles, forces, space, radioactivity and energy
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Waves and particles, forces, space, radioactivity and energy
- Explain why scientists believe the universe began with a Big Bang. Your answer should refe… (4 marks, Explain)
- A student sets up a simple electric bell. Inside the bell, an electromagnet is used to mak… (4 marks, Explain)
- Radioactive decay is a random and spontaneous process. Explain what is meant by the terms … (4 marks, Explain)
- Explain why some atoms are radioactive and describe what happens to the nucleus of a radio… (4 marks, Explain)
- A weather balloon is filled with gas at ground level. As the balloon rises to high altitud… (4 marks, Explain)
- A sealed syringe contains a fixed amount of gas. The plunger is pushed in slowly so that t… (4 marks, Explain)
- A fixed amount of gas is trapped inside a rigid container. Explain, in terms of gas partic… (4 marks, Explain)
- A sealed metal canister contains a fixed amount of gas. The canister is placed in boiling … (4 marks, Explain)
- A converging lens can be used to form a real image of a distant object. Explain how a conv… (4 marks, Explain)
- A fixed quantity of gas is compressed to a smaller volume at constant temperature. Explain… (4 marks, Explain)
- When astronomers observe light from distant galaxies, they notice that the light appears r… (4 marks, Explain)
- The universe is thought to have begun with the Big Bang. Explain how observations of light… (4 marks, Explain)
- A skateboarder pushes off from a standstill and accelerates along a flat, level surface. A… (4 marks, Describe and explain)
- A star appears white when viewed from Earth. Over millions of years, the star cools and it… (4 marks, Explain)
- A student looks at a star through a converging lens and notices that the star appears as a… (4 marks, Explain)
- A bicycle tyre is pumped up so that it contains more air, but the volume of the tyre stays… (4 marks, Explain)
- A sealed metal container holds a fixed amount of gas. The container is placed in hot water… (4 marks, Explain)
- A car is travelling along a straight, level road at a constant speed. Explain why the car … (4 marks, Explain)
- A cyclist rides along a flat road and then stops pedalling. The cyclist slows down and eve… (4 marks, Explain)
- A student is investigating the penetrating power of three types of nuclear radiation: alph… (4 marks, Describe and Explain)