A ramp is a simple machine called the

a. wedge

b. pulley

c. inclined plane

d. lever

A cube of ice is taken from the freezer at - 5.5 ∘C and placed in a 75-g aluminum calorimeter filled with 300 g of water at room temperature of 20.0 ∘C. The final situation is observed to be all water at 17.0 ∘C.

An acrobatic airplane performs a loop at an airshow. The centripetal acceleration the plane experiences is 14.7 m/s2. If it takes the pilot 45.

Toe touches while seated is this type of stretch. static dynamic ballistic

Why is the equator not the hottest place on earth?

A 1500kg car moves foward with 30kg•m/s of momentum. What is its velocity Select one •-1470m/s •0.02m/s •45,000m/s •-50m/s

Last week you determined what wavelength of light works best for measuring p-nitrophenol in solution using a spectrophotometer. you then determined the extinction coefficient for p-nitrophenol in solution.

What three ways does the respiratory system modify air before it reaches the lungs?

Which factor listed below most likely results in the loss of genetic variation from small populations? Question 2 options: mutation migration genetic recombination genetic drift

How could you demonstrate that visible white light is composed of many different colours?

Tas watches as his uncle changes a flat tire on a car. His uncle raises the car using a machine called a jack. Each time his uncle pushes down on the jack handle, the car rises up.