I’m pretty sure it’s the Sumerian hope this helps
Answer:
A control should have been included in the investigation
Explanation:
It is impossible for the student to interpret a correct conclusion about his experiment, without adding a control treatment where he can really compare the differences between the variables.
Control treatment is an element of research that receives all factors, except the variable being tested. The control serves to make comparisons with the other treatments, allowing to observe the exact difference between a system where the variable was tested and the system where it was not.
In the case of the question above, it would have been necessary for the student to have placed a cart on a ramp of normal height and without sandpaper. That way he could compare the speed between this cart and the carts on the other ramps, thus having a correct result.
the answer is d-because the believed the gods would give them what they asked for
Investing in the stock market differ from putting money in a savings account at a bank because D. Investing allows you to accumulate wealth for retirement while saving is best for short-term purchases or emergencies.
<h3>What is investigating?</h3>
Investing can be regarded as the process of putting money on an assets or in stock market to get returns.
Saving money in bank on the other hand involves saving money for interest, however, the level of risk is low compare to investing in stock market.
Learn more about investing at:
brainly.com/question/3729664
