What is the mean of the following numbers: 2, 5, 1, 1, 9, 1, 2

What is the speed of wave with a frequency of 5Hz and a wavelength of 0.25m?

Write a paragraph of no less than five sentences explaining how Newton's First Law of Motion supports people's need to wear seat belts when riding in a moving car. Remember to use proper grammar and mechanics when writing your paragraph.

A student standing on a roof throws a ball toward the sky. He then tries to make an energy transfer diagram for the ball. What should go in the blank in the diagram?

What does this circuit do? T is the clock All flip flops are D-Flip-Flop What is the function of the circuit if Dser is '1' always and flip flops are initialized to '001'.

Over the last 100 years, what has happened to average global temperature? . It has risen. It has fallen. It has stayed the same. Average temperature never changes.

Determine the maximum weight of the bucket that the wire system can support so that no single wire develops a tension exceeding 100 lb.

two objects each weighing 2kg are lifted through the same distance in 4s and 1s respectively. which scenario requires more work?

NaCI is__ an acid a base a salt

A rocky space object of varying size

Three balls are kicked from the ground level at some angles above horizontal with different initial speeds. All three balls reached in their paths the samemaximum height.