Answer:
A
Explanation:
The lets say the magnet is is facing the north and a piece of iron is near it. The iron will become magnetized since the protons will be repelled leaving only the electrons creating a magnetic field. Or in other words a temporary magnet is made, this is only as long a the actual magnet is close enough to the iron.
<span>Whatever the focus of the experiment is, plus any others factors that might influence the outcome of the experiment. If you are testing a new cancer drug, the experimental group and the control group must both be people with the same type of cancer, and both be a representative distribution of the population, all races, genders, ages, etc. You want the only difference in the two groups to be what you are studying, i.e. the effects of the drug.</span>
Answer:
Yes true SI unit is better as it applies same over international level ..
Physical education is one of if not the most important aspect of school, and something we can immediately transfer over to our lives. Personally, I think physical education is a must in every school and every grade level. Children are becoming more obese due to the delicious taste of fast food and how easy it is to sit on video games for hours. Kids need to know that you should not be eating at mcdonald’s every day, and instead, meal prepping. The benefits of nutrition are phenomenal including but not limited to, increased muscle size and mass, a decrease chance of heart attack, decreased chance of major artery failure etc. If you take care of your body now, you won’t have to face the consequences when you are older, and if you adopt a healthy, active lifestyle now, not only will your heart thank you, but so will your future self, for those extra few years of life you got to spend happy, and fulfilled. — I hope this is what you were looking for!