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Sample Practice Test Questions
Convert -20C° to F°.
-4
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(-20) + 32\)
\(F° = {-180 \over 5} + 32\)
\(F° = -36 + 32 = -4\)
A joint created by welding is __________ the original metal.
as strong or stronger than
The joint created by welding is as strong or stronger than the original metal.
A quadrilateral is a shape with __________ sides.
4
A quadrilateral is a shape with four sides. The perimeter of a quadrilateral is the sum of the lengths of its four sides.
The universal recipient blood type can recieve any other blood type. Which blood type is the universal recipient?
AB-positive
Blood transfer is limited by the type and Rh factor of the blood. Someone who has Rh-factor negative blood cannot receive blood with a positive type but a person with Rh-factor positive type blood can receive Rh-negative blood. Type O negative blood is the universal donor because it can be given to a person with any blood type. Type AB positive is the universal recipient meaning someone with this blood type can receive any other type of blood.
Engines with radial cylinder configurations are most common in:
aircraft engines
A radial arrangement places cylinders in a circle around the crankshaft and is used almost exclusively in aircraft engines.