Mars is called the Red Planet because its soil contains iron oxide, which gives it a reddish colour. Why is Mars called the Red Planet?
- AIt has two small red moons.
- BIt has red oceans.
- CIt is very close to the sun.
- DIts soil contains iron oxide.
Mars is called the Red Planet because its soil contains iron oxide, which gives it a reddish colour. Why is Mars called the Red Planet?
The instructions on a box of tissues say: “Pull one tissue from the slot at the top. The next tissue will pop up automatically.” What happens after you pull out one tissue?
Seahorses are unusual fish. The female lays her eggs in a pouch on the male’s belly, and the male carries them until they hatch. Which seahorse carries the eggs until they hatch?
In 1928 Alexander Fleming returned from holiday and noticed that mould had grown on one of his bacteria dishes. Around the mould, the bacteria had died. This led to the discovery of penicillin. What led Fleming to discover penicillin?
“The doctor explained that the medicine would work best if taken at the same time every day. Mr. Ali set an alarm on his phone for 9 p.m.” Why did Mr. Ali set an alarm?
The patient education leaflet says: “Check your blood sugar before meals and at bedtime. Write each reading in your logbook and bring the logbook to every appointment.” Why does the leaflet ask patients to bring the logbook to appointments?
A study reported that students who slept at least eight hours scored higher on tests than those who slept less. The study included 5000 students from many schools and controlled for age and family income. Why does the author mention the size of the study and the controls?
A clinic policy reads: “Patients more than 15 minutes late may be asked to rebook. Patients who call ahead to say they are running late will be seen if time allows.” A patient arrives 20 minutes late without calling. What is most likely to happen?
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