The force of friction on a sliding object is 10n. the applied force needed to maintain a constant velocity is:

Determine the magnitude of the electrical force between these ions if the membrane thickness is 0.80 * 10-9 m. ignore the effect of the material in which the ions are located.

One proven risk of GM crop is? a. the escape of GM genes into non-GM crops. b. the risk of cancer associated with eating GM food. c. increased resistance of insects to pesticides because of the pesticides resistance of GM crops. d.

Materials with a high specific heat can absorb a lot of energy and show little change in temperature true or false

A factory has a solid copper sphere that needs to be drawn into a wire. The mass of the copper sphere is 76.5 kg. The copper needs to be drawn into a wire with a diameter of 9.50 mm. What length of wire, in meters, can be produced?

What i the distance that light moves in a year called nocturnal year solar year planetary year light-year

Plants and animals use the oxygen in the air to turn food into energy. This life process is known as what? A) digestion Eliminate B) excretion C) growth D) respiration

A column of soldiers, marching at 132 steps per minute, keep in step with the beat of a drummer at the head of the column.

Which of the following statements regarding the moon and Earth is correct? A. Earth and the moon are nearly the same age. B. Earth and the moon have nearly the same mass. C. Earth is tidally locked, while the moon spins on its axis. D.

Which is the best example of Newton's First Law of Motion? A small, lightweight ball and a large, heavy ball are dropped off the top of a very tall building. They both strike the ground at the same time.

A scientist does an experiment on mice. She feeds one group of mice regular food and a second group of mice blueberries. The scientist keeps all of the other conditions exactly the same.