Answer:
A.) Education. That is always the first key to reducing risk as knowledge is our most powerful weapon.
Explanation:
An author's credentials can determine a health source's credibility. None of the other options would apply to credibility. When it comes to health, if you want to make sure that what you are researching or reading is authentic and reliable you need to find out whether the author is a professional health expert or not. You can do this by finding out their credentials.
Yes yes yes yes yes yes yes
Answer:
m = 20 kg
Explanation:
Given that,
Force, F = 40 N
Acceleration of the object, a = 2 m/s²
We need to find the mass of the object. Let the mass be m.
We know that,
Net force, F = ma
So,

So, the mass of an object is equal to 20 kg.
The answer is b: have to be voted on by l regestered voters