Choose the correct answer for each question.
The pictures below show the same tree at different times of the year. Which picture was taken during the winter?




Which of these is used mainly for the sense of touch?

Which picture shows the map correctly pointing to the North Pole?




Which of these probably causes the most air pollution?

When the Earth is seen from outer space, it looks mainly blue. This is because most of the Earth is covered with --





Some children are making mud balls. They cut the mud balls in half. Which of these changed when the mud balls were cut in half?

One reason people build tall buildings in cities is that there is too little --

A student saw a bird leave a nest. What does the student need to do to find out if the bird really lives in the nest?
What part of an apple tree becomes the fruit?
Plucking the string on a guitar creates what kind of motion in the string?

Humus, silt, clay, and sand are all parts of --
Which of these is attracted to a magnet?
Which of these carries away the most soil?
Which of these is a decomposer?
Which of these best shows a change in a state of matter?




Which of these is most likely to cause floods?
Which of these best shows circular motion?






Which of these shows an animal that looks similar to its parent during its life after hatching?




Which of these does not live in the same place as the others?




People learn many things, but they do some things by instinct. Which of these is instinctive behavior?


The spotted turtle is common in fresh water. It eats insects, tadpoles, dead fish, and tender aquatic plants. Which of these best describes the spotted turtle?

Which of these pictures shows the way a seed would grow?




Which of these will probably cause the most changes in a pond habitat?
A student was outside playing. He could tell that there was an apple pie in the oven. Which sense did the student use to let him know a pie was baking?


A class was studying the weather that occurs in their community. Which of these is something they should record in their weather charts?
Which of these models might help show how a windmill works?




Which of these will cause an animal to hibernate?