Day 007 SB Worksheet answers

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Welcome back Minions
Warm up on the board…
Scientific Method – Controls & Variables
Last night you had to do a worksheet for homework.
We shall go over the answers…
Homework…
• Control –
• A group within an experiment that is not changed or experimented on.
• Variable –
• The factor that can change in an experiment.
• Independent Variable – (aka: manipulated variable)
• The factor a scientist changes during an experiment
• Dependent Variable – (aka: responding variable)
• A factor that changes in an experiment as a result of the independent variable
Scenario 1 (Krusty Krab’s Breath Mints)
• 1) 50 customers in Group B
• 2) Breath Mint
• 3) Customer’s Breath
• 4) His breath mint works a
majority of the time.
• 5) What do you think?
Scenario 2 (SpongeBob Clean Pants)
• 6) Will the Clean-O detergent
clean his pants.
• 7) Detergent
• 8) Cleanliness of his pants
• 9) Detergent does not work as
well as plain water
Scenario 3 (Squidward’s Symphony)
• 10) Instruments played
• 11) Jellyfish attracted
• 12) What do you think?
• 13) What do you think?
Scenario 4 (Super Bubbles)
• 14) It produces bubbles twice as big as
bubbles from regular bubble soap.
• 15) Bubble soap
• 16) Size of the bubbles
• 17a)
• Super bubbles: 151 / 10 = 15.1
• Regular bubbles: 115 / 10 = 11.5
• 17b) What do you think?
• 18) What do you think?
Homework
• Handout sheet for lab safety
• Take home, read it thoroughly, secure it in your science notebook.
• Draw me a picture tonight of one of the rules
• Use a page in your science notebook.
• Color please.
• Study your vocabulary
• Quiz tomorrow!!!

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