Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 3: Exercise 3

Author:Mark Levesley, Chris Meunier, Fran Eardley & Gemma Young

Mark Levesley Science Solutions for Exercise - Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 3: Exercise 3

Attempt the free practice questions from Exercise 3: Exercise 3 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 3: Exercise 3 with Hints & Solutions

EASY
Lower Secondary Stage 7
IMPORTANT

What state of matter is being described: 

The particles are far apart. 

EASY
Lower Secondary Stage 7
IMPORTANT

What state of matter is being described? 

The particles are not moving around. 

EASY
Lower Secondary Stage 7
IMPORTANT

What state of matter is being described? 

The particles are all touching, but they are moving around. 

HARD
Lower Secondary Stage 7
IMPORTANT

Use particle theory to explain why you can compress a gas, but you cannot compress a solid or a liquid. 

MEDIUM
Lower Secondary Stage 7
IMPORTANT

A diamond is hard and cannot be scratched easily. Use particle theory to suggest why?