a bowling ball rolls horizontally at 12.1 m/s off the edge of a cliff that is 15.0 m tall. How far horizontally from the edge of the cliff will the ball land?

The de Broglie relation λ=h/p can be rewritten in terms of the wave number k as p=kℏ. Recall that wave number is defined by k=2π/λ. Using the fact that λ=v/f, find the wave numbers k1 and k2 corresponding to frequencies f1 and f2.

Which part of a farm system is directly improved by the use of fossil-fuel-based fertilizers? A. air quality B. water purity C. soil temperature D. nutrients and minerals

A water tank is filled with water. What will be the pressure of the water when the level of the water is 6m?

In an experiment, which variable do you change

Which statement is correct

A 10.0 V battery is connected to a 120-ohm resistor. Ignoring the internal resistance of the battery Calculate the power delivered to the resistor.

Hemoglobin (Hb) is the O2-carrying protein in our blood. Unlike myoglobin, it has four sites allowing it to bind up to four O2 molecules.

Why does the moon appear to change shape? A: It rotates and makes it own light B: It moves closer and farther away from the earth in a yearly pattern. C: It reflects sunlight as it revolves around the earth.

An object's weight is equal to its buoyant force in water. What would you expect to happen when the object is placed in water? Explain your reasoning.

What is the name of the german scientist that proposed the theory of continental drift