What is the part of the cell that stores food?

A refrigeration system is to cool bread loaves with an average mass of 350 g from 30 to - 10°C at a rate of 1200 loaves per hour with refrigerated air at - 30°C. Taking the average specific and latent heats of bread to be 2.93 kJ/kg·°C and 109.

A current of 250 amps is flowing through a copper wire with a resistance of 2.09 x 10^-4 ohms. What is the voltage?

State Newton's law of universal gravitation in words. Then do the same with one equation

A city planner is working on the redesign of a hilly portion of a city. an important consideration is how steep the roads can be so that even low-powered cars can get up the hills without slowing down.

What is energy used in our homes to produce stereo sound through speakers

A 0.8kg object accelerate at a rate of4 m/s2. What is the net force acting on a object

Which of the following is the best definition of an isotope? A. elements of the same kind with different numbers of neutrons B. elements of the same kind that have lost electrons C. elements of the same kind that have different electrical charges

Two cars approach each other; both cars are moving westward, one at 85 km/h, the other at 54 km/h. what is the magnitude of the velocity of the first car relative to (in the frame of reference of) the second car? answer in units of km/h.

What usually causes high concentration of minerals to form

The courtroom role that possesses the most discretion is?