Select the correct answer.

Which is a simple machine that converts rotational motion into motion in a line?

A. wedge

B. lever

C. screw

D. wheel and axle

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Which substance (s) have no fixed shape and no fixed volume?

Braking is when you squeeze the brake pedal until just before the wheels lock the ease off the pedal then squeeze again repeating until you've reduced your speed enough. hij

A (n) 500-Ω and a (n) 2000-Ω resistor are connected in series with a 12-V battery. Part A What is the voltage across the 2000-Ω resistor?

A pump is used to deliver water from a lake to an elevated storage tank. The pipe network consists of 1,800 ft (equivalent length) of 8-in. pipe (Hazen-Williams roughness coefficient = 120). Ignore minor losses. The pump discharge rate is 600 gpm.

This method will sell the seat in row i and column j unless it is already sold. A ticket is sold if the price of that seat in the array is 0.

16 Suppose that a steel of eutectoid composition is cooled to 550°C (1020°F) from 760°C (1400°F) in less than 0.5 s and held at this temperature.

The rotor in a shaded pole motor consists of A coils energized by alternating current B a short circuited loop of copper wire c a permanent magnet D an iron cylinder

What factors are likely to promote the formation of stress corrosion cracks?

Find the mass if the force is 18 N and the acceleration is 2 m/s2

Which process must first take place in order for the proteins in foods to be used by body cells? (1) digestion (3) synthesis (2) storage (4) excretion