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For each real-world example below, list the variables, relationship Explain your reasoning.

If the valve on an appliance is opened more, then the demand for propane vapor increases. The cylinders below contain liquid propane that boils off gas vapor to provide fuel to appliances.

Constant: __________________________

Independent: ______________________

Dependent: ________________________

Relationship: Direct or Inverse

Explanation: ___________________________________ __________________________________________________ __________________________________________________

Your friend is riding his bike and you notice the flap, flap sound of an airless tire. When you discover the flat tire, you help your friend using a pump to add air to the tire.

Constant: __________________________

Independent: ______________________

Dependent: ________________________

Relationship: Direct or Inverse

Explanation: ___________________________________ __________________________________________________ __________________________________________________

You are on a hot air balloon when all of a sudden it starts floating into the sky. Your younger sibling is freaking out and you must explain the reasoning the hot air balloon is floating off the ground.

Constant: __________________________

Independent: ______________________

Dependent: ________________________

Relationship: Direct or Inverse

Explanation: ___________________________________ __________________________________________________ __________________________________________________