The first law of thermodynamics states energy is not created or destroyed, so why must we ensure that the energy resources of the planet are conserved?

If a spring has a spring constant of 2 N/m and it is stretched 5 cm, what is the force of the spring?

Which sequence lists the water cycle in order? A) condensation, evaporation, runoff/storage, precipitation B) evaporation, condensation, precipitation, runoff/storage C) condensation, precipitation, evaporation, runoff/storage Eliminate D)

Describe what is happening at the cascade range?

A man lifts a 25.9 kg bucket from a well and does 5.92 kJ of work. The acceleration of gravity is 9.8 m/s^2. How deep is the well? Assume that the speed of the bucket remains constant as it is lifted. Answer in units of m.

A ball is thrown up onto a roof, landing 4 sec later at height of 20m above the release level. The balls path just before landing is angled at 60 degree with the roof. a) find the horizontal distance d it travels.

If the truck has a mass of 4,000 kilograms, what is its momentum? Express your answer in kg x m/s

Using diagram differentiate between solenoid and a toroid

If a gas has a gage pressure of 156 kPa, its absolute pressure is approximately

Which factor affects elastic potential energy but not gravitational potential energy?

Projectile motion is a combination of which two types of motion?