Physical Science for ProgressPrentice-Hall, 1970 - 626 σελίδες |
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Σελίδα 10
... measurement are compared to standards . Matter takes up space and the pull of gravitation causes it to have weight . In order to measure matter we must have units of weight , volume , and length . All measurements are comparisons with ...
... measurement are compared to standards . Matter takes up space and the pull of gravitation causes it to have weight . In order to measure matter we must have units of weight , volume , and length . All measurements are comparisons with ...
Σελίδα 64
... Measure the increase in length of the rubber band . This indicates the size of the force acting on the puck . Release the puck . Tear off the tape and mark the begin- ning and the end to correspond to the two ends of the track . How ...
... Measure the increase in length of the rubber band . This indicates the size of the force acting on the puck . Release the puck . Tear off the tape and mark the begin- ning and the end to correspond to the two ends of the track . How ...
Σελίδα 297
... measure its altitude by measuring the time required for radio waves to bounce back from the earth . This can also measure the distance of objects ahead or above . " Radio - Detection and Ranging . " Its opera- tion depends upon the ...
... measure its altitude by measuring the time required for radio waves to bounce back from the earth . This can also measure the distance of objects ahead or above . " Radio - Detection and Ranging . " Its opera- tion depends upon the ...
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UNIT | 49 |
distributors of the John Frankenheimer film Grand Prix A General Electric Company 337 bottom rightGeneral Electric | 92 |
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acid acting ACTIVITY added amount atoms beam become body called carbon causes cell charges chemical chemical change circuit color combining compounds connected contains copper determined direction distance earth effort electrical electrical charges electrons elements energy engine equal experiment explain facts feet FIGURE flow force fuel gain gives glass grams happens heat hour hydrogen inch increases ions iron kinds lamp laser layer length light liquid magnet mass materials matter means measure metal miles mirror molecules moon motion move nature needed object oxygen particles piece plane plate pole position pounds pressure produced push rays reflected resistance Result rock scientists shell side sodium solution sound space speed spring stars Study surface temperature Terms theory travels tube turns units waves weight wire