Answer: B
Explanation:
After a muscle fiber is stimulated by a nerve signal, a release of stored calcium ions leads to muscle contraction.
Common electrolytes include sodium, chloride, magnesium, calcium and potassium.
Sodium and potassium help in the generation of nerve impulses while calcium aids muscle contraction. Sodium is also actively involved in the movement across cell membranes.
Understanding the six ‘skill related fitness’ components which are : agility, balance, power, how fast you are, your reaction time, and how coordinated you are.
Now. Standing long jump, requires skill in power. Let me explain:
Power is the ability to constrict your muscles as quickly as possible. Power, then, uses strength and speed.
I dont know how many components you are allowed to use, but if its just one, say Power, if its more than one, then power, strength, and speed.
Transporting oxygen and Nutrients throughout our body.
Answer:
To keep clean water and save wild life
Explanation:
type of pollution - littering
Cuase: excess materials not being disposed correctly.
Effect: animals die the water is infect and items could damage filters-dirty water and dead animals.
Warm up, stretching, lifting, running, coordination, and cool down. :)
