The choice that is not a major similarity or difference between freshwater and marine ecosystems is B. <span>ocean and freshwater system conditions generally remain constant throughout the year.</span>
For this translation, you need to replace every occurrence of "x" with "x-3", and every occurrence of "y" with "y+5".
Answer:
Explanation: 1.Recycling is very important as waste has a huge negative impact on the natural environment.Harmful chemicals and greenhouse gasses are released from rubbish in landfill sites
Toy gun - Plastic
Ballpen - brass
lamp shade - steel/brass
Coin purse - paper
clear explanation and good explanation
Transfer of heat when the two obejects are touching