Physical Science for ProgressPrentice-Hall, 1970 - 626 σελίδες |
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Σελίδα 76
... needed to lift objects and to cause them to accelerate . You also know that the force due to gravitation causes objects to have weight and that a force is needed to over- come the force due to gravitation when an object is lifted from ...
... needed to lift objects and to cause them to accelerate . You also know that the force due to gravitation causes objects to have weight and that a force is needed to over- come the force due to gravitation when an object is lifted from ...
Σελίδα 230
... needed to overcome the force due to gravitation when you lift any object from one level to another . An object at rest has inertia of position . A force is needed to cause it to move . An object that is moving has inertia of motion .中 ...
... needed to overcome the force due to gravitation when you lift any object from one level to another . An object at rest has inertia of position . A force is needed to cause it to move . An object that is moving has inertia of motion .中 ...
Σελίδα 455
... needed to keep an object moving in a circular path increases as the speed of the object increases . If the speed is not changed , less centripetal force is needed when the circle is made larger . The centripetal force needed to cause ...
... needed to keep an object moving in a circular path increases as the speed of the object increases . If the speed is not changed , less centripetal force is needed when the circle is made larger . The centripetal force needed to cause ...
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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