Floating, mass and shape

12 questions

1. Which is the best definition of the weight of an object?
2. Which is the best definition of the mass of an object?
3. The figure shows two forces acting on a toy boat on the surface of water. Which statements are correct?
4. A balance is used to measure the mass of a sample of water. If the mass of the water is 320 g, what is this mass in kilograms?
5. A sample of water has a mass of 0.5 kg. What is its approximate weight on Earth?
6. A cruise ship is stationary and floating on the surface of the water. Which statements are correct?
7. Match the key words to the explanations
8. A cargo ship is travelling on water. Which of these statements is correct?
9. A wooden boat floats in shallow water. Which of these describes what will happen when it is placed in deeper water?
10. Which of these is the correct condition for something to be able to float?
11. The table shows the mass of objects and the mass of water they displace. Which objects float?
12. A pupil makes a boat from aluminium foil. It floats on water. When they scrunch it up into a ball it sinks. Why?

License: OGL