1) an object that follows a parabolic path a) 240,000miles b) momentum c) Projectile d) blackhole 2) is independent of vertical motion a) blackhole b) weightlessness c) Inertia d) Horizontal Motion 3) is independent of horizontal motion a) Vertical motion  b) satellite c) centrifugal force d) freefall 4) the trajectory of a projectile that accelerates in only the vertical direction while moving at a constant horizontal velocity a) F=ma b) parabola c) Kinetic energy d) Tangential speed 5) the path taken by a projectile a) trajectory b) Law of inertia c) Tangential speed d) Projectile 6) a projectile moving fast enough to orbit its celestial body a) Potential energy b) Kinetic energy c) weight d) satellite 7) an oval path around a massive object a) Potential energy b) Inertia c) ellipse d) Law of inertia 8) developed three Laws of planetary motion a) centrifugal force b) escape speed c) Kepler d) Vertical motion 9) PE a) Physics b) weight c) Potential energy d) Kepler 10) KE a) Kinetic energy b) momentum c) Inertia d) Action-reaction 11) speed needed to escape earth's gravitational influence a) escape velocity b) Law of inertia c) Tangential speed d) 93,000,000miles 12) for large objects; its a perturbation in space and time a) 300,000,000m/s b) Gravity c) Potential energy d) ellipse 13) acceleration due to gravity a) 93,000,000miles b) Tangential speed c) momentum d) 10m/s2 14) being without a support force, as it freefalls a) blackhole b) 93,000,000miles c) satellite d) weightlessness 15) the force that an object exerts on a supporting surface a) gravitational fields b) parabola c) weight d) Vertical motion 16) a concentration of mass that results from gravitational collapse, not even light can escape a) centrifugal force b) blackhole c) freefall d) Horizontal Motion 17) An interaction in space between two massive objects; Earth and Moon. a) gravitational fields b) Kinetic energy c) 10m/s2 d) Potential energy 18) The linear speed tangent to a curved path a) Tangential speed b) Action-reaction c) Physics d) Gravity 19) Inward force a) Action-reaction b) Centripetal Force c) gravitational fields d) satellite 20) An objects resistance to movement a) Physics b) Centripetal Force c) ellipse d) Inertia 21) outward seeking force a) Law of inertia b) weightlessness c) centrifugal force d) 300,000,000m/s 22) the product of mass of an object and its velocity a) Centripetal Force b) satellite c) Potential energy d) momentum 23) Newton's 3rd law a) Action-reaction b) Kinetic energy c) satellite d) Gravity 24) Newton's 2nd law a) Action-reaction b) Physics c) F=ma d) blackhole 25) Newton's 1st law a) F=ma b) Law of inertia c) Kinetic energy d) satellite 26) when gravity is the only force acting on an object a) Horizontal Motion b) Action-reaction c) freefall d) weightlessness 27) Distance to the Moon a) Inertia b) 240,000miles c) freefall d) F=ma 28) Distance to the sun a) escape speed b) Horizontal Motion c) 93,000,000miles d) gravitational fields 29) speed of light a) weight b) Projectile c) 670,000,000 mph d) 10m/s 30) the motion taken by satellite influenced by Earth's gravity a) 300,000,000m/s b) orbital motion c) freefall d) Potential energy

Projectile Motion1

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