Physics

Physics, 21.08.2019 22:00, krlx

Students test the effects of forces that act from a distance, causing objects to move. they discover that two forces have this effects on objects. these firces are

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Advanced Placement (AP), 25.07.2019 18:30, parkerwallace04

Which of the following statements is true? a. only objects that are very close together exert gravitational forces on each other. b. objects can only exert gravitational forces if they are at least as dense as water. c. only objects that are as large as planets exert gravitational forces on other objects. d. any object with mass exerts a gravitational force on all other objects.

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Physics, 29.08.2019 15:20, tbt81

The table represents the forces on four objects, with directions. which best explains the forces acting on the objects? a. objects w and x have balanced forces, and objects y and z have unbalanced forces. b. objects w and y have balanced forces, and objects x and z have unbalanced forces. c. objects x and y have balanced forces, and objects w and z have unbalanced forces. d. objects x and z have balanced forces, and objects w and y have unbalanced forces.

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Geography, 19.10.2019 21:30, Dragonskeld

1which of earths spheres contains most of its mass? a atmosphere b hydrosphere c geosphere* d biosphere 2 erosion and weathering are examples of which types of forces? a constructive forces b destructive forces* c gravitational forces d inertia-related forces 3 which of the following statements about earths atmosphere is true? a earths atmosphere contains 78% water vapor which is essentail to life b earths atmosphere contains 21% oxygen c earths atmosphere contains carbon dioxide which all life forms require d earths atmosphere allows radiation from the sun to pass through it and warm earths surface* 4 the strenght of the force of gravity between two objects is determined by which of the following factors? select all that apply a the messes of the objects* b the distance between the objects* c the volumes of the objects d the surface area of the objects 5 earth and moon are kept in there respective orbits due to the influence of a inertia b gravity c gravity and inertia* d neither gravity or inertia *= my answer

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Social Studies, 29.10.2019 19:31, Victoriag2626

Which statement about force is incorrect? a. some forces causes objects around us to move. b. some forces keep objects keep objects around us from moving. c. force causes changes in the motion and energy of matter. d. force is the ability to change motion and transfer matter this is science 8 semester 1 4.1.5 quiz describing forces

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Students test the effects of forces that act from a distance, causing objects to move. they discover...

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