Answer:
The circulatory system is made up of your veins. They carry blood to your heart and away from it. The blood going through your body carries oxygen, nutrients, and hormones, and removes wastes like carbon dioxide.
Explanation:
Answer: pituary gland, thyroid, adrenal gland, pancreas
Explanation:
The answer to the 1st one is A
The 2nd one is i think would be D because the answer is plate tectonics so...
Answer:
The breating rate is the dependent variable because it can be affected by varying weights.
Explanation:
In an experiment, the dependent variable is the variable that is not manipulated but is influenced by the changes that are done to the independent variable. In other words, it depends on the independent variable.
So in this case, the breathing rate is the dependent variable and the weight differences is the independent variable because the change in weight is what is changed to see if it will affect the breathing rate, which is the dependent variable.
Answer:
i think it's C, but I'm not sure
