Nickel and gold combine to make white gold. white gold is considered a(n) of nickel and gold

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution

Identify the structures ! 20 points