When using nitrogen in repairing a sealed refrigeration system the nitrogen tank should always be equipped with a:?

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You are flying in an ultralight aircraft at a speed of 39 m/s. An eagle, whose speed is 18 m/s, is flying directly toward you. Each of the given speeds is relative to the ground. The eagle emits a shrill cry whose frequency is 3400 Hz.

Technician A says the manual lever position (MLP) switch is sometimes called a transmission range switch or a neutral safety switch. Technician B says a MLP switch monitors transmission fluid levels. Who is correct? A. Technician A only B.

When fossil fuels, such as gasoline, are burned, they create smoke. Smoke is best described as a heterogeneous mixture of solid particles from the burning fuel dispersed in a gas - usually air.

Which of the following pairs of objects could NOT have a magnetic force acting between them? Two metal spoons A piece of iron and a magnet Two magnets A block of wood and a metal spoon

When considering different hypothesis usually the scientific explanation which can account for all the is

Similarities between mechanical and electromagnetic waves are

Suppose you're given the formula r = s 2t. if you know that s is three times greater than t, how could you rewrite the formula

A merry-go-round rotates with a centripetal acceleration of 15 m/s2. If the outer horses are 7 m from the center of the ride, what is their velocity? O A. 11.8 m/s O B. 10.2 m/s O O C. 9.6 m/s D. 8.4 m/s

Which is not a part of the walking mechanism of the human body? a rigid bar a fulcrum a resistance a gear