used to test a hypothesis
controlled expierment
you have to have what is called a control group. This group consists of the test subjects that are notreceiving the test variable. For example: If i was trying to prove that 30 mins of exercise a day made for happier people, my control group would be the people that are not doing the 30 mins of exercise.
variable
expierment definitely
yes you do need to measure with a stopwatch try expierment
A siren, a spaghetti dinner, a black cat. Better questions get better answers.
It is a Theory. In Science if its a educated guess then yes. Do an expierment to see if its true.
"I went to a school where students are studying on a physiological expierment."
The variable that is intentionally changed in an experiment is called the independent variable. It is the variable that you manipulate in order to observe its effect on the dependent variable.
i did a science expierment on this and it turns out that grape juice stained the teeth the most. after two weks of soaking it turned the tooth purple
controlled expierment
In a science expierment my friend did it proved that you cant teach an old dog new tricks! EVEN MORE THAN U CAN TEACH YOUNGER ONES.
im in the middle of an expierment for science class but so far the Salt water is doing the best. But its just one answer so it cant be that accurate.
you have to have what is called a control group. This group consists of the test subjects that are notreceiving the test variable. For example: If i was trying to prove that 30 mins of exercise a day made for happier people, my control group would be the people that are not doing the 30 mins of exercise.