Answer:
The characteristics of a good/safe experiment are:
- Equipment is used according to its purpose
- Workers are wearing protective clothing and goggles
- All directions are followed for a successful experiment
- There is proper ventilation
- Toxins are used responsibly
- Sharp tools and fires are handled or supervised by an adult
- All information from the experiment is recorded
- Photographs are taken if necessary
- Experiment is repeated for valid results
- Different people try the experiment to compare results
Hope this helps ya :D
Answer:
Shutting down factories that discharge materials to the rivers.
The largest sum of US pollution currently caused by factory-related substance
Explanation:
my pfp!
Ultraviolet is <span>responsible for causing sunburn </span>
Passive membrane processes are those that do not require energy and move substances down a concentration gradient; namely, these are diffusion, facilitated diffusion and osmosis.
