watersheds and wetlands
Suhaan and Grace
What watersheds and wetlands are
Watersheds: talks about runoffs taking pollution into wetlands.
Wetland:A wetland is an area of land that is covered by water all or part of the time.
Sediment:Sediments are small pieces of rock and other materials as runoff moves over land it can carry sediments to bodies of water.
(B) it goes to the wetland and gets polluted
(C) a wetland is an area of water
What is a watershed
(A) it is when runoffs have pollution in them
Designing a Fair Experiment
Vocabulary Words and Definitions
Investigation Definition: An investigation is a careful study used to answer a scientific question
Experiment Definition: In an experiment, you change a condition and observe the effects of the change
Variable Definition: A variable is the condition you change in an experiment
Conclusion Definition: A conclusion is an answer to a scientific question
a. Are trees prettier than grass?
b. Does pizza taste better than salad?
c. Does corn grow faster than soybeans?
d. Is it more fun to swim in a lake or an ocean?
2. A student observes the changes in ocean water next to a dock over time. What is the best way for the student to record his observations?
a. writing a story
b. drawing a graph
c. taking on photograph
d. speaking to his class
Use the table below to answer question 3.
a. Thicker towels soak up the most water.
b. Thin towels soak up more water than thick towels.
c. You cannot tell how much water a towel will soak up based on its thickness
d. You can tell how much water a towel will soak up based on thickness
Use the table bellow to answer question 4