A boy of mass 50 kg exerts a pressure of 25000 pa calculate the area

which the force acts A = 0.02m²

Which of the following best describes all magnets found in nature? O They have only one pole. O They have two poles. O They are made of iron. O They are made of nickel.

Two identical soccer balls are rolled towards each other. What will be true after they collide head-on

A child walks 5m east, then 3m north, then 1m east. What is the magnitude of the child's displacement? What is the direction of the child's displacement?

An angstrom is about the size of an atom and a fermi is about the size of the nucleus of an atom. Given that 1 angstrom unit = 10⁻¹⁰ m and 1 fermi = 10⁻¹⁵ m, what is the relationship between these units?

Two motorboats named Alice and Bob are moving on a lake. Given the information about their velocity vectors in each of the following situations, indicate whether their velocity vectors are equal or otherwise.

An object has a mass of 13.5 kilograms. What force is required to accelerate it to a rate of 9.5 m/s2?

How is work related to force and displacement?

Approximately how many news cases of STIs occur in the United States each year? Sexually transmitted infections are widespread in the United States. Approximately half of new cases occur in which age group?

How does mass effect potential and kinetic energy on a roller coaster?

Calculate the force of earth's gravity on a 1kg mass at earth's surface. the mass of the earth is 6.0