Thursday, February 20, 2014

Physical Science unit 4 day 6 + egg helmet instructions

Do Now
Objective: Students will draw conclusions and make connections on the unit 4 CST and lab.

Questions: (REVIEW!!)
1) What is the Law of universal gravitation?
2) What 2 factors does gravity depend on?
3)

Which of the following units could not be used to measure density? Explain!
  • A. Kilograms per liter (kg/L)
  • B. Grams per cubic centimeter (g/cm3)
  • C. Grams per milliliter (g/mL)
  • D. Pounds per cubic inch (lb/in3)

Exit Ticket: Pick up a lab tst handout from Ms Friedrich. You will be building a helmet for a crashing egg (falling from the ceiling) using the following guidelines and materials:
  • No bigger than 8"x8"x8"
  • No tape is allowed.
  • Nothing can be glued directly to the egg.
  • If your egg survives the crash, you get an "A". 
  • Use the materials given below:
    • 2 plastic grocery bags
    • 2 rubber bands
    • 1 piece of cardboard 6"x18"
    • 1 length of string 
    • 4 plastic straws
    • 2 pieces of bubble wrap (6"x6")
    • 3 wooden sticks 
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