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?
- AIce
- BWater vapour
- CLiquid oil
- DSea salt crystals
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?
Wash fresh fruit and vegetables under running water before eating them. This removes dirt and some germs. Do not use soap, because it can leave a residue. Why should you not use soap to wash fruit?
Before giving blood, donors answer questions about their health and have their blood pressure and iron level checked. If the checks are normal, they donate about half a litre of blood, then rest and have a snack. What happens after the health checks are normal?
“Before you start the exam, read all the instructions. Write your name on every page. Answer the questions in any order, but show all your work.” Which action is allowed by the instructions?
“It’s just a scratch,” said Max, though his knee was bleeding badly and he could hardly stand. What does this suggest about Max?
“The cake looked perfect, but when Ben cut into it, the middle was still runny.” What can you infer?
The author writes: “Some parents worry that letting children play outside unsupervised is dangerous. While some risks exist, outdoor play builds independence, problem-solving and physical health.” What is the author’s position?
The author writes: “Hospitals should serve less sugary food. Some will say patients deserve treats, and that is fair. But a hospital should model the healthy habits it recommends.” How does the author handle the opposing view?
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