Answer each question carefully. You can review your selections before submitting. You can also enable a timer to challenge yourself!
Q1:What do we call materials that let light pass through them?
Q2:Which material is both lightweight and strong?
Q3:What property makes a material suitable for electrical wires?
Q4:What does 'brittle' mean when describing a material?
Q5:Why are frying pans often coated with non-stick material?
Q6:Which material would be best for making a waterproof jacket?
Q7:Why is rubber used for car tires?
Q8:Which material is best for thermal insulation?
Q9:Which of these is a reversible change?
Q10:What is meant by a reversible change?
Q11:Why is copper used in wiring?
Q12:What is an example of a natural material?