Physical Science for ProgressPrentice-Hall, 1970 - 626 σελίδες |
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Σελίδα 55
... terms velocity and speed are sometimes used as if they mean the same thing . This is really not true . The term speed refers only to the rate of motion . Velocity refers to both speed and direction . If a car travels 60 miles in 2 hours ...
... terms velocity and speed are sometimes used as if they mean the same thing . This is really not true . The term speed refers only to the rate of motion . Velocity refers to both speed and direction . If a car travels 60 miles in 2 hours ...
Σελίδα 69
... Terms acceleration force free fall gravitation impulse inertia momentum velocity Study Questions 1 What determines the direction of motion of an object that is accelerated from a position of rest ? 2 Which is the more correct ...
... Terms acceleration force free fall gravitation impulse inertia momentum velocity Study Questions 1 What determines the direction of motion of an object that is accelerated from a position of rest ? 2 Which is the more correct ...
Σελίδα 305
... term " solid state " has become common on radios , TV's , stereos , and other electronic equipment . Just what does this term mean ? The term " solid state " probably means that the equipment uses transistors rather than vacuum tubes ...
... term " solid state " has become common on radios , TV's , stereos , and other electronic equipment . Just what does this term mean ? The term " solid state " probably means that the equipment uses transistors rather than vacuum tubes ...
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UNIT | 1 |
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