1. Lester had noticed that the amount of water in a container with a plant becomes less as the days goes by. What do you think is the reason of decreasing amount of water in a container?
a. Some insects sipped the water.
b. Water in the container was not changed.
c. Water evaporated because of heat.
d. The plant has a stem.
2. Which of these examples show evaporation process as technique of separating mixtures?
a. drying of water on the table
b. flooding of water in the river
c. cooling of water in the refrigerator d. freezing of water in the ocean
3. What technique will Jocelyn use if she wants to separate salt mixed with water in a container?
a filtering
c. picking
b. evaporation
d. sedimentation
Answers & Comments
Answer:
1. D. the plant has stem. (prolly means plant needs water to stay alive thus the stem/node sips the water
2. A. drying of water on a table
3. D. sendimation ( sendimentation is a process allowing particles the suspension in water to settle out of the suspension under the effect of gravity. )