"What's Up?" Questions

The following questions appear at the end of segments 1, 2, and 3 in the television broadcast, The Case of the Powerful Pulleys.

Segment 1

• How much "work" will it take to get Jacob into the tree house?
• How will engineering help the tree house detectives?
• Is the ramp the solution to the problem?

Segment 2

• How will the tree house detectives use pulleys to lift Jacob?
• Will it be safe?
• Is there a better solution?

Segment 3

• Will the tree house detectives be able to make the lift chair safe?
• How will human factors change the design of the lift chair?
• What other simple machines can the tree house detectives use to help them lift Jacob?