Physics

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A solitary boy cannot balance on a seesaw with its fulcrum at its midpoint. If the fulcrum is moved ... Started by CORALGRILL2014	1 Replies 134 Views	Jul 29, 2018 by brittrenee
To rotate a stubborn screw, it is best to use a screwdriver that has a A) wide handle. B) long ... Started by scienceeasy	1 Replies 82 Views	Jul 29, 2018 by kingfahad97
On a balanced seesaw, a boy three times as heavy as his partner sits A) less than 1/3 the ... Started by RRMR	3 Replies 90 Views	Jul 29, 2018 by Kimmy
Toss a baseball bat into the air and it wobbles about its A) geometrical center. B) center of ... Started by FButt	1 Replies 45 Views	Jul 29, 2018 by lorealeza77
Which of these has its center of mass where no mass exists? A) baseball B) golf ball C) ... Started by mmm	1 Replies 113 Views	Jul 29, 2018 by joewallace
The famous Leaning Tower of Pisa doesn't topple over because its center of gravity is A) ... Started by mmm	1 Replies 97 Views	Jul 29, 2018 by duke02
If Earth rotated more slowly about its axis, your weight would A) increase. B) decrease. C) ... Started by panfilo	3 Replies 62 Views	Jul 29, 2018 by Dinolord
When riding at constant velocity on a Segway electric vehicle, your center of mass is A) slightly ... Started by sc00by25	1 Replies 57 Views	Jul 29, 2018 by cloud
A 1-kg rock is suspended from the tip of a horizontal meterstick at the 0-cm mark so that the ... Started by dmcintosh	1 Replies 34 Views	Jul 29, 2018 by ultraflyy23
Centrifugal forces are an apparent reality to observers in a reference frame that is A) moving at ... Started by ss2343	1 Replies 66 Views	Jul 29, 2018 by bigcheese9
If you balance a broom horizontally on one finger, the center of gravity of the broom will be above ... Started by saraeharris	3 Replies 66 Views	Jul 29, 2018 by kingfahad97
The bob of a conical pendulum swings in a A) to-and-fro path. B) circular path. C) chaotic ... Started by ETearle	1 Replies 111 Views	Jul 29, 2018 by mrphibs
Centripetal force does no work on a circularly-moving object because A) no change in energy ... Started by jCorn1234	1 Replies 77 Views	Jul 29, 2018 by cam1229
A swimming area in a rotating space habitat is located in a region of 1/4 g. If a diver can jump 1 m ... Started by Diane	1 Replies 101 Views	Jul 29, 2018 by epscape
When a twirling ice skater brings her arms inward, her rotational speed A) decreases. B) remains ... Started by genevieve1028	3 Replies 105 Views	Jul 29, 2018 by Tonyam972
Multiple the equation for linear momentum by radial distance r and you have A) rotational kinetic ... Started by rmenurse	1 Replies 58 Views	Jul 29, 2018 by alexanderhamilton
When you do somersaults, you'll more easily rotate when your body is A) straight with both arms ... Started by nevelica	1 Replies 141 Views	Jul 29, 2018 by LVPMS
As a huge rotating cloud of particles in space gravitate together forming an increasingly dense ... Started by TVarnum	1 Replies 51 Views	Jul 29, 2018 by yuyiding
According to Newton, the greater the masses of interacting objects, the A) less the gravitational ... Started by stock	3 Replies 93 Views	Jul 29, 2018 by elyse44
If Earth's radius somehow increased with no change in mass, your weight would A) increase also. ... Started by notis	1 Replies 73 Views	Jul 29, 2018 by elizabethrperez
The universal gravitational constant G was first measured A) before Newton's time. B) by Newton ... Started by genevieve1028	1 Replies 97 Views	Jul 29, 2018 by nicoleclaire22
If a block is set sliding on a huge imaginary frictionless plane in contact with Earth's surface, it ... Started by Mr3Hunna	1 Replies 91 Views	Jul 29, 2018 by duke02
The difference between Newton's law as a proportion and an equation involves A) the constant G. ... Started by tnt_battle	3 Replies 157 Views	Jul 29, 2018 by raenoj
In comparison with other fundamental forces, the universal gravitational constant G indicates that ... Started by s.tung	1 Replies 116 Views	Jul 29, 2018 by zacnyjessica
When the distance between two stars decreases by one-third, the force between them A) decreases ... Started by tsand2	1 Replies 53 Views	Jul 29, 2018 by macybarnes