More cards in this set

Card 26

Front

ruler experiment (step 4)

Back

Preview of the front of card 26

Card 27

Front

controlled variable (4)

Back

Preview of the front of card 27

Card 28

Front

safety issues

Back

Preview of the front of card 28

Card 29

Front

how else can you test reaction time?

Back

Preview of the front of card 29