Ice melts when it is heated, turning into liquid water. If the water is heated more, it boils and turns into a gas called water vapour. What does water turn into when it boils?
- ALiquid oil
- BWater vapour
- CSea salt crystals
- DIce
Ice melts when it is heated, turning into liquid water. If the water is heated more, it boils and turns into a gas called water vapour. What does water turn into when it boils?
Sloths are very slow animals that live in the rainforests of Central and South America. They spend most of their lives hanging upside down in trees and rarely come down to the ground. Where do sloths spend most of their lives?
“Lucas tiptoed past his sleeping baby sister so he would not wake her.” Why did Lucas tiptoe?
The author writes: “Every student should learn basic first aid. A few simple skills, such as how to help someone who is choking, can save a life.” What is the author’s purpose?
“Dear residents, the lift (elevator) in Block A will be out of service from Monday to Wednesday. We apologise for the inconvenience. Residents who need help with heavy items may call the caretaker.” What is the main purpose of the message?
“The temperature dropped below freezing overnight. In the morning, the puddles on the path were hard and slippery.” Why were the puddles hard?
A chart shows the number of patients seen in an emergency department per hour: 6 a.m. – 4; 9 a.m. – 10; noon – 12; 3 p.m. – 9; 6 p.m. – 14; 9 p.m. – 8. When would extra staff be most useful?
The author writes: “Since the city put up speed cameras, the number of crashes has fallen. The cameras also earned the city a lot of money in fines. Critics say this proves the cameras are only about money.” Why is the critics’ conclusion weak?
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