PICAT/ ASVAB 2024 EXAM LATEST 2025 VERSION REVISED QUESTIONS AND VERIFIED CORRECT ANSWERS (ACCURATE SOLUTIONS) ALREADY PASSED HIGHEST TEST GRADED A+
The principle of the conservation of mechanical energy states that the total mechanical energy (PE+KE) of an object remains constant as long as no other force is applied. What is the principle of the conservation of mechanical energy? series A circuit with only one path is a(n) ________ circuit. PNP and NPN What are the 2 types of transistors? a ground provides a low-resistance path to guide excess electrical energy away from panels and loads, to protect them in the case of lightweight or circuit failure What does an electrical ground do? battery symbol Identify battery symbol
electrons (or negative charge) if one battery's terminal supplies greater voltage than that of another battery, the first battery terminal has more _________ 60 In North America, AC is delivered at __________Hz motor symbol Identify motor symbol
capacitor (or condensor) Identify capacitor (or condensor) symbol
higher engine operating speeds; more complete combustion of the air-fuel mixture What are the two advantages of a four-valve cylinder head over a two-valve cylinder head? The distributor is responsible for timing the ignition spark and distributing it to the correct cylinder. What function does the distributor perform? An intake manifold is the structure that delivers air to the intake ports of the engines cylinders What does an intake manifold do? hydraulic (or fluid) Brakes work through ______ pressure. The viscosity of a liquid is its resistance to flow; liquids with higher viscosity are thicker and flow less easily. Define viscosity overhead valve OHV stands for _____ rectifier (or rectifier bridge) the AC electricity produced by the alternator is converted to DC by the _______ rivet What fastener is used to create a semipermanent assembly? for protection from ultraviolet light Why must welders wear helmets and protective clothing? a table saw, which is a type of circular saw
What type of saw is embedded within a table and has a rotating blade? hacksaw What type of saw is used for cutting metal? crescent wrench An adjustable wrench is also called a(n) ______ A tubular spirit level is useful for measuring levelness in one dimension, whereas a bullseye spirit level can measure the levelness of a plane in all directions. What is the difference between a tubular spirit level and a bullseye spirit level? socket; ratchet handle Instead of using a wrench to loosen a fastener in a tight space, a worker could use a ______ with a _____ the number of protons in the nucleus of an atom atomic number
the weighted average of the masses of the isotopes of an element atomic mass
The composition of these planets is similar to that of Earth Why are the four planets closest the the Sun called terrestrial planets? 1,000,000 (1 million) times larger 1 mm x 1,000 = 1 meter 1 meter x 1,000 = 1 km 1 kilometer is how many times larger than 1 millimeter? reactants; products
In chemical reactions, the molecules and atoms entering the reaction are called ______, and those resulting from the reaction are called ______ stratus, cirrus, cumulus Name the three major types of clouds noble gases Elements whose outer shells are completely filled with electrons are ______ (females) homozygous, XX (males) heterozygous; XY In females, the sex chromosomes are _______ and are designated by the letters ____. In males, the sex chromosomes are _____ and are designated by the letters _____ water and a salt When an acid is combined with a base, they produce __________ incidence; reflection ( or reflection; incidence) When light reflects off a surface, the angle of __________ is equal to the angle of ______________ high blood pressure What is the common name for hypertension? ionic When one atom bonds to another atom by "borrowing" an electron from it, a(n) ______ bond is formed. plasma, red blood cells, white blood cells, platelets Name the 4 major components of blood. brain; spinal cord The central nervous system is composed of the ____ and the _____. fight infection What do white blood cells do? base times 0.1 ; d Identify the value and abbreviation of this metric system prefix: deci arteries; veins In general, _____ carry oxygenated blood, while _____ carry deoxygenated blood. The smallest blood vessels, which deliver oxygenated blood to the body's tissues and carry away deoxygenated blood
Define capillaries skull What is the common name for the cranium? base times 100; h Identify the value and abbreviation of this metric system prefix: hecto Earth; Moon A lunar eclipse occurs when the ____ passes between the ____ and the Sun acceleration = change in velocity / change in time What is the formula for acceleration?
m = p/v Rewrite the formula for momentum in order to solve for mass valence shell The outer shell of an atom is known as its ____ The force required will be less than the force required to lift the object directly Why is an inclined plane a good solution for a lifting task? In a third-class lever, the fulcrum is positioned near one end of the lever, and an upward force is applied to the middle of the lever in order to lift an object positioned on the other end of the lever In a third-class lever, where is the fulcrum, and where is the force applied? The work-energy theorem states that any work done to move an object from a resting position to a certain velocity will be converted into the kinetic energy of that object. What does the work-energy theorem say? static ______ friction prevents an object from moving unless overcome by a sufficiently large force solid The state of matter occuring at lower temps is the ____ state v = d/t, where v = velocity (a vector quantity), d = displacement (a vector quantity), and t = time