Answer:
the dissolved oxygen of the water decreases.
the fish need the oxygen for respiration, breathing through their gills.
Explanation:
The salinity decreasing doesn't affect the pickerel, because it's a freshwater fish. no salt needed.
more light penetrating the water just means that more aquatic weed or grasses would grow, giving the pickerel more area to spawn their eggs.
temperature increase in the summer has no affect on the fish, since the spawning happens in late winter.
Answer:
3.
Explanation:
A classroom desktop is the least likely to grow bacteria because it is a relatively clean surface. The armpit of a human and a warm freshwater mud puddle are a more suitable habitat for bacteria because they are warm, and provide a relatively safe environment for them
Answer: False
Explanation:
Coriolis effect is when objects moving in a straight line appear to curve because you are rotating. The earth is constantly spinning. For example, Hurricanes form when air rushes from all directions into a low pressure region, air is going to rush towards the center. In the northern hemisphere this creates hurricane with counterclockwise spirals in the southern hemisphere it does the opposite; it creates hurricanes with clockwise spirals
Liquid - A
Plasma - B
Solid - C
Gas - D
