A runner has an initial velocity of 4 meters per second. After 20 seconds, the runner's velocity is 6 meters per second. Which is the runner's acceleration?

What is the resultant of a and B if a = - 2i - 5j and B = I - 4j

What is the amount of a certain isotope that occurs in a natural sample of an element? Question 12 options: percent atomic weight percent abundance average atomic mass ion abundance

Why is soil important to plants? a. It provides them with nutrients. b. It provides them with water. C. It provides them with a medium for growth. d. All of the above Dlacnolont the host answer from the abaia.

A 60-kg block initially at rest on a frictionless horizontal surface is acted upon by a force of 3.0 N for a distance of 7.0 m. How much kinetic energy does the block gain?

An increase in greenhouse gases is considered harmful because gas is an insulator and?

A blender uses 1500 joules of energy in 5 seconds. What is the power rating of the blender

What is the centripetal force of an object undergoing uniform circular motion when its radius is doubled and its speed remains constant? A. the same as before B. twice as great as before C. half as great as before D. four times as great as before

A six - sided number cube is labeled with the number 1-6, one number on each face. Each number is used exactly once. How many possible outcomes exist when the cube is rolled two times

What will happen to an electromagnet of the electric current is lost?

How can velocity be used to calculate for an unknown distance? (Logically)