What is the net force required to give an automobile of mass 1600 kg an acceleration of 4.5 m/s

Magnetic information on hard drives is accessed by a read head that

A horizontal force of magnitude 41.6 n pushes a block of mass 4.03 kg across a floor where the coefficient of kinetic friction is 0.614.

Which levels need to be correct for cells to function? Check all that apply. blood sugar food intake body water body temperature blood oxygen

A refrigerator is to remove heat from the cooled space at a rate of 300 kj/min to maintain its temperature at - 8 °c. if the air surrounding the refrigerator is at 25 °c, determine the minimum power input required for this refrigerator.

Inside a certain house the temperature is 72F. Your little sister leaves the frint door open in the middle of winter, outside it is - 20F. Which way will thermal energy be transferred, into or out of the house?

To describe velocity you need to know?

Mohammed made a chart to list examples and nonexamples of projectile motion. Which best completes the chart? a - a football thrown in the airb - a kite flying on a stringc - a golf ball rolling off a table d - water spraying from a fountain

Halley's Comet appears around the sun about once every 76 years. It passes through the part of its orbit nearest the sun in just a few months but then moves out to great distances and takes more than half a century for the rest of its orbit.

In order to hike around a portion of Lake Allatoona, a tour guide determines that he must take his group 150 m east, 60 m north, then 75 m west.

Explain what happens to light when it is refracted at the surface of water.