A carpenter's sketch of a room does not include a scale. She measures a wall that has been built and finds that it is 38.5 ft. long. On the blueprint this wall is 7 in. long. What is the scale for this blueprint?

You open a bank account and deposit $10. Every month you deposit $25 dollars. Let T represent the total money in your account after m months.

Which of the following does notaccurately describe transistors? A. Both NPN and PNP transistors consist of an emitter, base, and collector. B. Both NPN and PNP transistors consist of a base composed of an N-type material. C.

The brick wall (of thermal conductivity 0.41 W/m · ◦ C) of a building has dimensions of 5.9 m by 4 m and is 16 cm thick. How much heat flows through the wall in a 17.

What is the maximum and minimum wavelength of echolocation?

What's the value of 1,152 Btu in joules? A. 1,964,445 J B. 987,875 J C. 2,485,664 J D. 1,215,360 J

The volume of a gas is reduced when the temperature is decreased

Describe the Dark Ages of our universe.

Two boxes, P and Q, are at rest on a frictionless horizontal surface. A light, flexible cord connects them. The mass of P is greater than the mass of Q.

Determine the velocity of a beam of electrons that goes undeflected when moving perpendicular to an electric and magnetic field. The electric field and the magnetic field are also perpendicular to each other and have magnitudes 7.7 x 10^3 V/m and 7.

What is the electric potential of a 2.2 µC charge at a distance of 6.3 m from the charge? Recall that Coulomb's constant is k = 8.99 * 109 N • ___ V What is the electric potential at a distance of 99 m from the charge?___ V