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Name. Period Date __ Chapter 2: Motion 2-1 |. Table I shows data of sprinting speeds of -pANUMAL | DISTAMCE| TIME | SPEED some animals. Make whatever CHEETAH 75m 3s 25 Ys computations are necessary lo complete | GREYHOUND | 160m 10s Hie ee. GAZELLE | 1 km oe ‘Table! TURTLE 305 Temis 2 A OB held at rest 16 cm above a desktop in dropped and falls to the desk below. The total time of fall ia divided into four equal time nits. The position at the start and end of cach time unit is shown full ecale in Figure 1, => Fi ry nant eS START & Why is the spacing of the BB farther. apart with each suceesalve Une unit? ' ' ' 1 1 \ 1 i 1 ' ' ' ' 1 1 ' | | 1 t I i ' 1 4 ' t b With a ruler, measure the successive distances from the starting point in centimeters, and place the values in the empty places. Do you see a square ¢& Record your measurementa in Table I (which ts similar to Table 2-3.0n page 20 in your textbook.) Distance 1s in centimeters and time is in our spectal unit (actually 0.045 second), ¢. With a niler, measure the distances between successive itions of the falling 1B CI relation between time and distance? il oe v he distances fallen durin, each time unit), and recar them in Table IL Do you see oem an odd-integer pattern? If the table were to continue, predict the next 3 falling distances, @. For an object falling from rest, total distance matches the total time, and the distances fallen during successive time units maich the sequence of numbers. ‘Table II ELAPSED TuMe Cuno} DISTANCE FALLEN (cn) 0 0 1 2 ——_—___—— — 3 s Me Table TL . DISTANCE FALLEN IW UNITTIME INTERVAL) 'UNIT OF TIME Cr) 4 at 2" 1 3 rd 4h ———s _— of the OEY Rguer © Did you All in the blanks for Rgure 47? ce ase 
