Jane is investigating to find out if bean plants grow taller in ordinary topsoil or special potting soil over a three week period. She sets up her investigation with 10 bean plants of equal size in each type of soil. What should Jane do each day to make sure she gets valid results?
A Water only the plants in special potting soil.
B Calculate the average plant height for each soil type.
C Move the plants in ordinary topsoil to different locations.
D Estimate the height of each plant's stem and record the estimate.
When students enter the classroom they need to
A Write down information on the board in their PLANNER.
B Talk to their friends.
C Quickly finish their homework.
D Walk around the room.
What is something you can do to earn PBIS points?
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