Our skin makes vitamin D when it is exposed to sunlight. Vitamin D helps the body take in calcium, which keeps bones strong. What does vitamin D help the body do?
- AGrow more hair
- BDigest sugar
- CFight off colds
- DTake in calcium
Our skin makes vitamin D when it is exposed to sunlight. Vitamin D helps the body take in calcium, which keeps bones strong. What does vitamin D help the body do?
Giraffes are the tallest land animals. Their long necks help them reach leaves high in trees that other animals cannot reach. How do long necks help giraffes?
The seasons change because Earth is tilted. As Earth travels around the sun, first one half and then the other half leans towards the sun and gets more direct sunlight. Why do the seasons change?
“The nurse spoke softly, held the boy’s hand and explained each step before she gave the injection.” Which word best describes the nurse’s manner?
“Turn the oven off, then let the cake cool in the tin for ten minutes. After that, turn it out onto a wire rack to cool completely before icing.” What should be done just before the cake is iced?
An advertisement says: “Everyone is switching to SparkleSmile toothpaste. Don’t be the only one left behind!” Which technique is the advertisement using?
“Sugar-free drinks are often advertised as healthy. However, being free of sugar does not mean a drink has any nutrients, and some contain acids that can harm tooth enamel.” What is the author’s main point?
“Ever since the storm, Mr. Novak checked the sky every morning and kept a torch (flashlight) and a radio by the door.” What does this suggest about Mr. Novak?
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