Document w8DD2OMZoLObp80RvzvVX39Q

PLANT SCIENCE Section 2.1 Questions 2.1-1. Name the three states of matter, a. b. l!6(U\ 05 c. ___ ____________________________ 2.1-2. The state, or phase, of matter of a particular substance is strongly influenced by two conditions. Name them. a. 7zMp'15 ZA-ruerjs b. pe^soee* 2.1-3. Mate h each term in Column "A" with the correct description from Column "B". Write the correct number in each blank. a. Solid (1) Has no definite volume or shape b. ^3 Liquid (2) Has a definite shape and volume c. 1 Gas (3) Has a definite volume. but no definite shape 2.1-4. Atomss are made up of three types of particles. them. a. b. sL&vr/Z-oJ<> c. Name 2.1-5. (True..^dr False. A molecule is the smallest particle of Snatter that retains all the properties of a particular substance. DO 009629 CONFIDENTIAL 1 PLANT SCIENCE Section 2.2 Question 2.2-1. 2.2-2. The molecules of a solid are packed closely together because solids have strong forces. (adhesive, cohesive) Define temperature. AlCidtr<ti ed&e^Y dr 2.2-3. 2.2-4. 2.2-5. <^True>or False. The measurement of mass is typically expressed in units of weight. The amount of space that matter occupies is referred to as voLo of Define density. (J^'T VdLune tir.D&s'TY- v&Trt* 2.2- 6. 2.2- 7. tlbSTidiTy is the tendency of solids to return to their original shape after being deformed by stress. List the five basic types of stress. a* _________________ b. _________ c. iZildcmd _______________ a. Tkli ?T//lU7 e. 54c^ejfj,6n 2.2.8. What is elastic limit. 7/fe foiJr att Mu 4 -t4& AppLizo A 5dL>0 XC(U>t> /V5'^ry n> 410?4 I'd (f 0l 6) 14&L 5 2 DO 009630 CONFIDENTIAL PLANT SCIENCE ^ Section 2.3 Questions 2.3-1. <TTrue-^?r False. The free movement of liquid molecules allows liquids to flow. 2.3-2. Define viscosity. A LiQUiQ TO Kktffrvl 2.3-3. 2.3-4. If a liquid is poured out of a container, some of the liquid clings to the walls of the container because of the forces that exist between the (cohesive, adhesive) molecules of the walls of the container and the molecules of the liquid. True orf'lFaTs^v. cohesive forces. Capillarv action is a result of 2.3-5. Circle the correct answer. An object that floats displaces an amount of liquid that is the weight of the object. a. Greater than b. Less than Equal to ,, . / W s/ ^7 2.3-6. Define specific gravity. 7Or QiviOlD &Y- T?-/^ 56M& &P 5U&5TA^tl 2.3-7. 2.3-8. True or\alseV> The temperature of a liquid is a result of molecuXaT''weight and varies v;ith the depth of the liquid. Pascal's law state that applied to a confined fluid is transmitted throughout the fluid and the walls of the confining vessel. 3 DO 009631 CONFIDENTTAl PLANT SCIENCE Section 2.4 Questions 2.4-1. If there is an increase in molecular movement in a contained gas, the increase in collisions between the gas molecules and the molecules of the container's wall will result in pressure. (higher, lower) 2.4- 2. Boyle's Law states that at a given temperature, the pressure of gas varies inversely with its VoLumh . 2.4- 3. (jSxttg*or False. According to Charles' Law, at a given pressure, if there is an increase in the temperature of a gas, there will also be an increase in the volume of the gas. 2.4- 4. 2.4- 5. According to the General Gas Law, if a certain amount of gas is confined in a given volume, and the volume is decreased, both the pressure and the temperature will (decrease, increase) * -- -- .--> "T s'/ti Air compressors usually have an air (a) AoolutL_________ because when air is compressed, its pressure and (b) increase. if /4.7 r S. 5. -ftM?. 4 DO 009632 CONFTDFNTTAl PLANT SCIENCE Section 2.5 Questions 2.5-1. 2.5-2. True orfFalsg/. Atmospheric pressure is the same everywhere^ A Pjd ____ is a device used to measure atmospheric pressure. 2.5-3. 2.5- 6. List three scales commonly used to measure pressure in a plant. A5 5nLu`T& / P5/ 4-") f IV 0 & L/dj O_ _ C 4-3 ATM ^,V Convert 5 psia to psiv. j: /L/,'7 ~ 5 7'7 2.5- 7. Put the following pressure measurements in order, from highest to lowest. Write a 1 in the blank next to the highest value, a 2 in the blank next to the second highest value, and a e in the blank next to the lowest value. a. 10 jssia oZ -- /O b. 10 psig I c. 10 psiv 3 - %7 i" -- .Hip' mecvt'f 5 PLANT SCIENCE Section 2.6 Questions 2.6- l_ Flow occurs when a given amount of (a) moves past a (b)^/|/&(! Pfind'T' . fPviQ 2.6- 2. Define flow rate. T^t brtood'f' Of F'LuiO Penl'T p- udi'T' ~TtMi5> . ^ , ,.f ^/l/^ 2.6-3. 2.6-4. 2.6-5. When conditions at any point in a system remain constant with time, they are called - `^Ta-T'C conditions. The pressure related to the height, or level, of liquid above a given point is called A-Q_______ pressure. opposes moti be reduced. Because friction is a force that friction in system causes pressure to - A&S& X yeio/'TY iff, of iMTGZ- z.,LtZ3?'5l H-hp v 6 DO 009634 CONFIDENTIAL