Polar bears live in the Arctic. Their thick fur and a layer of fat keep them warm in freezing temperatures. They hunt seals on the sea ice. What do polar bears mainly hunt?
- AReindeer
- BSalmon
- CSeals
- DPenguins
Polar bears live in the Arctic. Their thick fur and a layer of fat keep them warm in freezing temperatures. They hunt seals on the sea ice. What do polar bears mainly hunt?
Plants make their own food through photosynthesis. They use sunlight, water and carbon dioxide from the air to make sugar, and they give off oxygen. What gas do plants give off during photosynthesis?
A pharmacy sign reads: “Open Monday to Friday 9 a.m.–7 p.m., Saturday 9 a.m.–5 p.m. Closed Sunday.” On which day does the pharmacy close earliest?
“Mary Seacole was a Jamaican-born nurse who travelled to the Crimean War at her own expense. There she ran a hotel near the battlefield where she cared for sick and injured soldiers.” What does “at her own expense” mean?
“When the coach announced that Sam would start in the final game, Sam’s face lit up.” What does “Sam’s face lit up” mean?
The library’s new rule states: “Mobile phones must be set to silent in the reading room. Calls may be taken in the lobby.” Where may visitors take phone calls?
A school sends this note: “Due to the forecast of heavy snow, all classes will move online on Friday. Students should log in at the usual time. The building will be closed.” Which statement is NOT supported by the note?
“Medication A works within 15 minutes but lasts only 2 hours. Medication B takes an hour to work but lasts 12 hours.” A patient needs steady relief through the night. Which medication suits this need better, and why?
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