Quiz.pdf

Name: ____________________________ Physics Quiz Date ______________________ 1) When atoms bond together they form a(n) _________________ 2) The hydrogen atom is the simplest form of an atom will have only one _________________ and one __________________ 3) The specific gravity of gases is measured u...

Name: ____________________________ Physics Quiz Date ______________________ 1) When atoms bond together they form a(n) _________________ 2) The hydrogen atom is the simplest form of an atom will have only one _________________ and one __________________ 3) The specific gravity of gases is measured using ______________________ as the reference. 4) The specific gravity of liquids is measured using ______________________ as the reference. 5) Energy is the capacity of an object or a body to perform __________________________ 6) Energy may be classified as _________________________ or _________________________ 7) If the drive gear has 100 teeth and the driven gear has 400 teeth, the driven gear will turn __________________________revolutions when the drive gear turns 200 revolutions. Name: ____________________________ Physics Quiz Date ______________________ 8) Name the five types of stress found in mechanical bodies. a.____________________________________ b.__________________________________ c.___________________________________ d. ___________________________________ e. ____________________________________ 9) In flight, the top skin of a metal wing is subjected to which stress? ____________________ 10) Find the force B required to balance this lever: A = 10 pounds b =12 inches a =6 inches B _______ pound(s) 11) This is a __________________________________________ class lever Name: ____________________________ Physics Quiz Date ______________________ 12) The device used for measuring the specific gravity of liquids is known as a ________________________ 13) Solid, liquid, and gas are three physical states of _______________________ 14) Energy stored in a stretched spring is an example of ____________________energy. 15) A force that tends to cause rotation about a point is called a _______________. 16) A mechanical advantage of 8 tells us that for every 1 pound of force applied we will be able to move _______ pounds of resistance. 17) In the English system of measurement, work is expressed in ___________ 18) What are the three groups of potential energy? a. _______________________ b. _______________________ c. _______________________ 19) Newton's Second Law of Motion explains how an object will change velocity when acted on by an outside force. It is commonly expressed by the formula _______________________. 20) A vector is an expression of velocity and has both a _____________________and ____________________.