The smallest separation resolvable by a microscope is of the order of magnitude of the wavelength used. What energy electrons would one need in an electron microscope to resolve separations of

(a) 150 Angstrom

(b) 5 Angstrom

Answers assuming the bag does not break, what will be its volume at the top of a mountain where the pressure is 453 mmhg and the temperature is 8.00 ∘c?

A transport truck pulls on a trailer with a force of 600N [E]. The trailer pulls on the transport truck with a force A) of zero b) of less than 600 N is the truck is slowing down c) equal to 600 N only if the truck is moving at constant velocity d)

8. How does inertia act on an object that is moving in a circle? A. It causes the object to speed up as it moves. B. It causes the object to move along a straight path. C. It directs the object toward the center of the curve.

Explain why locations near a large body of water generally have higher average temperatures in the winter and lower average temperatures in the summer

What is the purpose of a liner in a sanitary landfill? A. To prevent leachate from seeping into groundwater. B. To leach contaminants from dolid waste. C. To increase the rate of incineration. D. To collect natural gases and generate electricity.

Which of the following is an example of convection? A. hot air rising and cooler air falling B. a hot object transferring heat to a cooler one C. a hot oven warming the air around it D. the rays of the Sun warming the earth

A 50,000 kg locomotive is traveling at 10 m/s when its engine and brakes both fail. How far will the locomotive roll before it comes to a stop? Assume the track is level.

A rectangular loop of wire with sides 0.262 and 0.401 m lies in a plane perpendicular to a constant magnetic field (see part a of the drawing). The magnetic field has a magnitude of 0.

In the system you're inspecting the damper motor isn't working, You decide to see if the damper-postion sensor us sending the proper signal to the which then signals the damper motor. A. heating coil B. duckwork c. energy source D. controller

Which of the following statements does not describe the structure of an atom? a. An atom has a small, dense center called the nucleus. b. Inside the nucleus of an atom are protons and electrons. c. Protons are positively charged sub-atomic particles.