Embedded Files
Answer the following questions in your journal
1. Look at the picture of water dripping off a leaf. Why does the water droplet hold together?
a. Water is a molecule.
b. Water is an atom and atoms are round.
c. Water molecules are attracted to each other and cling together.
d. Water molecules have two atoms of hydrogen and one atom of oxygen.
2. According to the details in the reading, what does capillary action do for a plant?
a. Capillary action helps turn the plant towards sunshine.
b. Capillary action helps make leaves green.
c. Capillary action helps move water and nutrients into the stems, leaves, and roots.
d. Capillary action helps bring the plant carbon dioxide.
3. Surface tension is a term used to describe…
a. the number of water molecules on the surface of water.
b. a water strider or other insect that can stand on the surface of water.
c. the strength and flexibility of the top layer of water.
d. the evaporation of water from the surface.
4. What happens to water molecules when they freeze?
a. Molecules get closer together and the water shrinks when it becomes ice.
b. Molecules move further apart, and the water expands when it becomes ice.
c. Molecules slow down but water neither shrinks nor expands when it becomes ice.
d. Molecules spread out but then get closer together at the end.
5. Which sentence is the best summary of the entire passage about water?
a. Water is found everywhere.
b. Water has many unique characteristics that help it cling to itself, be a good dissolver, and keep organisms alive.
c. Water is a great dissolver.
d. Water helps keep things alive in the winter.
6. Which detail in the story supports the idea that water is essential to living things?
a. The kangaroo rat makes its own metabolic water and seals off its home to keep from losing water.
b. Creosote bushes release a nasty chemical to keep other plants from sprouting around them.
c. Plants use the characteristics of water to help them move nutrients to their stems and roots.
d. All of the above.
7. Water molecules tend to cling together. What is it about water molecules that makes them do this?
8. How is frozen water (ice) different from most other liquids when they freeze?
9. What are two ways that water is important in keeping people alive and healthy?
10. Describe one strategy an animal uses and one strategy a plant uses to survive where there is very little water.
Read What's Going On Here
Answer the following questions in your journal
1. Why does water bead up on wax paper?
2. Why doesn’t detergent solution bead up on wax paper the way that water does?
3. What are some of the factors that affect the rate a liquid evaporates from a surface?
Page updated
Google Sites
Report abuse