17. A simple machine made up of a slanted surface such as a ramp or stairs is called

A wheel & axle

B wedge

C pulley

inclined plane

16. Which method is used to deliver heat in most central heating systems? O conduction O convection O radiation

A 45-kg box is being pushed a distance of 6.4 m across the floor by a force P with arrow whose magnitude is 170 N. The force P with arrow is parallel to the displacement of the box. The coefficient of kinetic friction is 0.22.

Which of the following represents an example of aerobic cellular respiration? 1. nitrogen + oxygen + glucose → methane + carbon 2. dioxide water + carbon dioxide + energy → glucose + oxygen + water 3.

Identify the machines in which both a lever and a wedge are used

Amikacin 80 mg is ordered IVPB q12 h. The amikacin is dissolved in 100 mL D5W and is to be infused over 30 minutes. With a tubing drop factor of 15 gtt/mL, how many drops per minute should be given?

Suppose that, while lying on a beach near the equator of a far-off planet watching the sun set over a calm ocean, you start a stopwatch just as the top of the sun disappears. you then stand, elevating your eyes by a height h = 1.

A night lamp uses a 30 W bulb. If it is left on continuously for 8 hours, how much energy will it use?

If a drag racer wins the final round of her race by going an average speed of 92.5 m/s in 4.5 seconds, what distance did she cover

An airplane flies due west (i. e. in the-X direction) between two airports. For one-quarter of the distance it travels at 650.0 km/h and the rest at 750.0 km/h. What is the average velocity (not speed) of the airplane?

1. The "Opportunity" rover that just landed on Mars transmitted music back to Earth. If the distance to Earth at the time was 9x107 km and radio waves (a kind of "light") travel with a speed of 3x108 m/s, how long did it take for the signal to reach