A chocolate bar has nutritional Energy content of 100K).if an 50 kg mountain climber eats this chocolate bar and converts it all to potential energy.
What altitude (Height) can she climb on a Mountain using this energy? consider q = 10m/s2

Awheel rotates without friction about a stationary horizontal axis at the center of the wheel. a constant tangential force equal to 82.0 n is applied to the rim of the wheel. the wheel has radius 0.150 m . starting from rest, the wheel has an angular speed of 12.8 rev/s after 3.88 s. what is the moment of inertia of the wheel?

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?

Properties seen when one one substance changes to another are known as properties