To maintain overall physical health and engage in appropriate physical activity (e. g, stamina, strength, flexibility, healthy body composition)

The correct frequency of exercise in order for it to be effective is

Calculate the force exerted on this test dummy with a mass of 75 kg hits an air bag accelerating at 12 m/s2.

An object is moving to the left with a constant speed. What can be concluded about the forces acting upon the object?

A car starts at zero and gets to 50 km/hour in 10 minutes. What is the initial velocity?

Explain what is mean to say that energy is conserved as a ball falls toward the ground

Gerry is looking at salt under a powerful microscope and notice a crystalline structure. what can be known about the salt sample that Gerry is looking at

The kinetic energy of a moving object is equal to the work required to bring it to its speed from rest, or the work the object can do while being brought to rest.

Imagine standing on a bathroom scale and reading your weight. now lift one foot and read your weight again. does the scale read more, less or the same weight when you are standing on one foot?

The period T of a simple pendulum depends on the length L of the pendulum and the acceleration of gravity g (dimensions L/T^2). (a) Find a simple combination of L and g that has the dimensions of time.

What is an example of the theory that the best adapted organisms for an environment are the ones most likely to survive