Magnets attract objects made of iron, such as nails and paper clips. They do not attract wood, plastic or paper. Which object would a magnet attract?
- AA sheet of paper
- BA wooden spoon
- CAn iron nail
- DA plastic cup
Magnets attract objects made of iron, such as nails and paper clips. They do not attract wood, plastic or paper. Which object would a magnet attract?
The Dead Sea, between Israel and Jordan, is so salty that people can float on its surface without trying. Very few living things can survive in its water. Why can people float easily in the Dead Sea?
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?
“Sound travels as vibrations. It moves faster through water than through air, and faster still through solids such as steel.” Through which material does sound travel fastest, according to the passage?
“After the long drought, the first rain fell. Farmers stood in their fields with their faces turned up to the sky.” How do the farmers most likely feel?
“The new teacher wrote her name on the board, smiled and said, ‘Let’s start by learning one interesting fact about each of you.’” What can you infer about the teacher’s goal?
A product label reads: “Contains 200 mg of ibuprofen per tablet. Adults: 1–2 tablets every 4 to 6 hours. Do not exceed 6 tablets in 24 hours.” What is the most ibuprofen an adult may take in 24 hours according to the label?
“A doctor’s note must be given for any absence of more than three days. Absences of three days or fewer can be reported by phone.” A nurse is absent from Monday to Wednesday. What must the nurse do?
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