Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 17: End of chapter review
Mark Levesley Science Solutions for Exercise - Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 17: End of chapter review
Attempt the free practice questions from Exercise 17: End of chapter review with hints and solutions to strengthen your understanding. Cambridge Lower Secondary Science Stage 7 : Student's Book solutions are prepared by Experienced Embibe Experts.
Questions from Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 17: End of chapter review with Hints & Solutions
Some materials can conduct heat. Describe what this means.
Magnesium is a metal. Suggest three physical properties of magnesium.
If you cool a gas enough it will turn into a liquid. Explain what happens to the particles in the gas during this process.
Copper is a malleable metal that is a good conductor of heat. Explain how these physical properties make it useful as a material to make cooking pans.
Two students were discussing what happens to a solid when it melts.
Jack: The solid particles will turn into liquid particles.
Mira: The particles will stay the same.
Which student is correct?
Two students were discussing what happens to a solid when it melts.
Jack: The solid particles will turn into liquid particles.
Mira: The particles will stay the same.
Describe what happens to the particles when a solid melts.
A cup of water was left in a room overnight. Predict what would happen to the volume of water in the cup. Give a scientific explanation for your prediction.
The melting point of iron is much higher than the melting point of water. Suggest why. Use particle theory in your answer.
