Which of the following is an example of voluntary muscle action?

A) fingers typing on a keyboard

B) pupils dilating in reaction to light

C) the heart pumping blood through the body

D) the stomach moving food to the intestines

Which statement is true because of newtons second law? a) when the net force on an object increases, the objects acceleration decreases b) when the net force on an object decreases, the objects acceleration increases c) when the net force on an

Which of the following types of reactions has a single reactent

The difference between speed and velocity

When will the population of prey increase greatly? A) when the population of predators is low B) when the population of predators is moderate C) when the population of predators is high D) when the population of predators swells E) when the

What is the formal charge on each atom in sulfuric acid?

A sample of pure copper has a mass of 5 grams calculate its volume

Which statement best explains why carbon is present in so many kinds of molecules? Question 1 options: It is abundant on earth, so it is readily available to bond with other elements. It does not form strong bonds, so it breaks apart.

How long does it tae for bleach to evaprate?

What product (s) forms at the cathode in the electrolysis of an aqueous solution of k2so4?

What element is used as a shield to protect people from radioactive substances?