Whay is difference between ac and dc

Which main body system is responsible for breaking down food from energy? A: circulatory system B: digestive system C: Muscular system D: skeletal system

if the same base pairs are used to code for all organisms why is there so much variation among organisms

A searchlight rotates at a rate of 3 revolutions per minute. The beam hits a wall located 15 miles away and produces a dot of light that moves horizontally along the wall.

The energy released by an earthquake occurs in the form of: fusion volcanic eruptions seismic waves radiation

Determine the ratio of Earth's gravitational force exerted on an 80-kg person when at Earth's surface and when 1400 km above Earth's surface. The radius of Earth is 6370 km. MasteringPhysics answer: FEonP, surfaceFEonP, h = 1.49 put 1.49

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.