Scientific method

Object A is round and orange

Object A is a basketball

Object C is round and black and white

Object C is larger than object B

Object B is smooth

Object B is a table-tennis ball

A hypothesis must be

During an expirement, how many variables should you test?

The control group...

Sara wants to know how Rogaine affects hair growth. She gives Group A Rogaine and Group B a placebo pill.

Group B is the ...

Rob wants to know how temperature affects the amount a person sweats. He places Group A in a room that is 1000 F and Group B in a room that is room temperature, 70 F.

Group B is the ...

Colin wants to know how band aids affect the amount of time it takes for a cut to heal. Group A does not apply a band aid to their cut. Group B places band aids on their cuts. Colin checks the cuts daily and records how long it takes for the cuts to heal

Group B is the ...

Colin wants to know how band aids affect the amount of time it takes for a cut to heal. Group A does not apply a band aid to their cut. Group B places band aids on their cuts. Colin checks the cuts daily and records how long it takes for the cuts to heal.

Use of a band aid is the....

Rob wants to know how temperature affects the amount a person sweats. He places Group A in a room that is 1000 F and Group B in a room that is 70 F. Rob measures the amount of sweat produced by each group.

The temperature the groups are placed in is the....

Sara wants to know how Rogaine affects hair growth. She gives Group A Rogaine and Group B a placebo pill. Sara measures each groups’ new hair growth weekly.

Hair growth is the ....

What does refuted mean?