Answer:
Experimental groups: type of dogs
Dependent variable: hearth rate
Independent variable: the amount of caffeine
Explanation:
The dependent variable is the variable being measured or tested in a given study, while the independent variable isn't changed by the other variables. In this case, the heart rate is dependent on the amount of caffeine, which is then the independent variable. The experimental groups are the groups exposed to the independent variable.
A farmer who grows what his family needs to survive is a producer
Answer:
Wildlife Hazard
Explanation:
Wildlife in dangerous place
I'm pretty sure they are reffering to Alzheimers.
