You are able to purchase goods with paper money because it acts as a

A. unit of account.

B. store of value.

C. certificate of debt

D. medium of exchange

What is the semimajor axis of a circle of diameter 24 cm? What is its eccentricity?

The life cycle of stars may be boiled down into a tug of war, lasting billions of years, between two basic forces. In your own words, describe these forces, and identify which of the two eventually "wins" the battle.

A 10-turn square coil of area 0.036 m2 and a 6-turn circular coil are both placed at an angle of 25° to the same changing magnetic field. the voltage induced in each of the coils is the same. what is the area of the circular coil?

What engine thrust is required for a rocket of mass 35 kg to leave the launching pad? 3.5 N. 35 N. 351 N. 3,500 N. 35,000 N.

A skier with a potential energy of 137,200 J waits on top of a ski jump that is 200 m high. What is the mass of the skier?

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.