1) The force that resists motion when the surface of one object comes in contact with the surface of another. a) Applied force b) Gravity c) Friction d) Normal Force e) Tension force 2) If an object is in motion, and balanced forces are applied to each side, the object will... a) Speed up b) Slow down c) Stop d) Continue at the same rate of travel 3) The force that attracts a body toward the center of earth, or toward any other physical body having mass. a) Applied force b) Gravity c) Friction d) Tension force e) Normal force 4) The force that acts between a yo-yo and the string when it is suspended in air a) Applied force b) Gravity c) Friction d) Normal force e) Tension force 5) This force is perpendicular to the surface of contact and keeps the first object from falling through the surface of the second object. a) Applied force b) Gravity c) Friction d) Normal force e) Tension force 6) If an object is moving to the right, which direction is friction pointing? a) Left b) Right c) Up d) Down 7) Which direction does Earth's gravity force always pull? a) Down b) Up c) Left d) Right 8) What two factors influence gravitational force? a) mass and weight b) weight and distance c) distance and time d) mass and distance 9) The ________ you are to an object, the ___________ its gravitational pull. a) closer, stronger b) closer, weaker c) farther, stronger d) farther, weaker 10) The _______ mass you have, the more gravity you have a) less b) more c) idk d) who knows??? 11) An object at rest stays at rest and an object in motion stays in motion with the same speed in the same direction unless acted upon by an unbalanced force a) Unbalanced forces b) Newton's 3rd law c) Newton's 1st Law d) Momentum e) Newton's 2nd law 12) For every action there is an equal and opposite reaction a) Newton's 3rd Law b) Sliding Friction c) Momentum d) Newton's 2nd Law e) Newton's 1st Law 13) Force= mass x acceleration a) Newton's 1st Law b) Newton's 2nd Law c) Newton's 3rd Law 14) The tendency of an object to resist a change in motion a) Inertia b) Net force c) Friction d) Newton's 2nd Law 15) Window a) Transparent b) Translucent c) Opaque 16) Wax paper a) Transparent b) Translucent c) Opaque 17) Why does refraction happen? a) It just be like that sometimes b) Light travels at different speeds through different mediums causing a bend c) The different mediums have no effect on the bending of light d) The light waves hit the surface and bounce off 18) A sound with a high frequency will sound a) Higher pitched b) Lower pitched c) Louder d) Softer 19) A sound with a high amplitude sounds a) higher pitched b) lower pitched c) louder d) softer 20) Can magnets interact with objects even when they are not in direct contact? a) Yes b) No 21) Can gravity interact with objects even when they are not in direct contact? a) Yes b) No 22) Can electricity interact with objects even when they are not in direct contact? a) Yes b) No 23) A galaxy that is moving away from Earth will be... a) red shifted b) blue shifted 24) Looking at spectral lines we can determine if an object is... a) stationary b) moving away from us c) moving toward us 25) This tide creates the greatest range between high and low tides a) Spring b) Neap c) Transverse d) Diurnal 26) The Sun, Earth, and Moon are in a ____________ _____________ during a spring tide a) funky spot b) straight line c) perpendicular line d) transverse line 27) What pulled early particles together to create planets? a) Gravitational force b) Tension force c) Universal force d) Centripetal force 28) Digital signals are... a) On or off--represented in numbers (0s and 1s) b) Continuous signals c) Long signals d) Short signals 29) Newton's 3rd Law example a) A pencil stays on the desk until someone picks it up b) The air is let out of a balloon and it flies around the room c) A person is paddling a boat and moving across the surface of the water d) It takes less force to move a bicycle than a car 30) If I am moving south, anything that is stationary looks like it is _________________ relative to me a) moving south b) moving north c) stationary d) moving west e) moving east 31) How can I make an electromagnet stronger? a) Increase the # of coils b) Decrease the # of coils c) Increase battery voltage d) Decrease battery voltage e) Add a longer copper wire

Winter Benchmark Review

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