What are steps or rules to follow in order to be safe in a science class?

No horseplay No food or drinks Follow directions

An independent variable is the [blank_start]variable that is changed or controlled[blank_end]

variable that is changed or controlled

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MARISA CERVANTES 4 questions

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1What are steps or rules to follow in order to be safe in a science class?
1. ANo horseplay
  No food or drinks
  Follow directions
2. BBe late
3. CPlay with equipment
2 An independent variable is the [blank_start]variable that is changed or controlled[blank_end]
1. Avariable that is changed or controlled
3A dependent variable is the [blank_start]variable being tested[blank_end]
1. Avariable being tested
4A control variable is [blank_start]what is kept the same[blank_end]
1. Awhat is kept the same