A 1.5 m long frictionless pendulum of mass 1.6 kg is released from point A at an angle 0 of 10 degrees. What is the speed of the pendulum at point D, half the height up to point E? A) 0.18 m/s

B) 0.36 m/s

C) 0.47 m/s

D) 0.67 m/s

What is the relationship between the wavelength of a wave and it's energy?

You win the lottery and decide to impress your friends by exhibiting a million-dollar cube of gold. at the time, gold is selling for $ 426.60 per troy ounce, and 1.0000 troy ounce equals 31.1035 g. -how tall would your million-dollar cube be? en cm

What are two different ways you could find the value of a? explain these methods.