Physics

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Lisa runs up 4 flights of stairs in 22. seconds. She weighs 510. Newtons. If each flight rises 310. ... Started by sc00by25	1 Replies 129 Views	Jul 29, 2018 by sylvia
An object of 1.0 kg mass is pulled up an inclined plane by a constant force of 10 N that causes a ... Started by Ebrown	3 Replies 95 Views	Jul 29, 2018 by Edwyer
A dragster starts from rest and travels 1/4 mi in 6.70 s with constant acceleration. What is its ... Started by Evvie72	1 Replies 125 Views	Jul 29, 2018 by cuttiesgirl16
An object of mass 10.0 kg is released from the top of an inclined plane which makes an angle of ... Started by anshika	1 Replies 86 Views	Jul 29, 2018 by jazzlynnnnn
A typical ruby-throated hummingbird is 8 centimeters long. Express its length in millimeters and ... Started by haleyc112	1 Replies 54 Views	Jul 29, 2018 by maya.nigrin17@yahoo.com
A jar of peanut butter costs 3.29. Express its price in dekadollars and decidollars. A) 0.329 ... Started by chads108	3 Replies 36 Views	Jul 29, 2018 by 31809pancho
In solving a physics problem you end up with m in the numerator and m/s in the denominator. The ... Started by geodog55	1 Replies 83 Views	Jul 29, 2018 by Sarahjh
Which object has larger kinetic energy: a 500-kg object moving with a speed of 40 m/s or 1000-kg ... Started by tingc95	1 Replies 131 Views	Jul 29, 2018 by verrinzo
A boy throws a ball to another boy who throws it back with half the original speed. What is the ... Started by Kikoku	1 Replies 149 Views	Jul 29, 2018 by manuelcastillo
An object of mass m moving in a certain direction has a kinetic energy of 4.0 J. It hits a wall and ... Started by james	3 Replies 67 Views	Jul 29, 2018 by debra928
The ratio of kinetic energy of object A to the kinetic energy of object B is 2:1. Object A is moving ... Started by FButt	1 Replies 141 Views	Jul 29, 2018 by kaillie
How many significant figures are in 120.07? A) 6 B) 5 C) 4 D) 3 E) ... Started by james9437	1 Replies 52 Views	Jul 29, 2018 by makaylafy
A 1.0-kg object moving in a certain direction has a kinetic energy of 2.0 J. It hits a wall and ... Started by naturalchemist	1 Replies 100 Views	Jul 29, 2018 by mohan
How large a force is required to accelerate a 1600 kg car from rest to a speed of 25 m/s in a ... Started by bb	3 Replies 88 Views	Jul 29, 2018 by vboyd24
What is the difference between 103.5 and 102.24? A) 1 B) 1.3 C) 1.26 D) 1.260 E) ... Started by shenderson6	1 Replies 45 Views	Jul 29, 2018 by morganmarie791
What is the product of 11.24 and 1.95? A) 22 B) 21.9 C) 21.92 D) 21.918 E) ... Started by JMatthes	1 Replies 48 Views	Jul 29, 2018 by AmberC1996
If the work done to stretch a spring by 4.0 cm is 6.0 J, what is the spring constant? A) 300 N/m ... Started by shenderson6	1 Replies 101 Views	Jul 29, 2018 by gstein359
A 20.0-N weight slides down a rough inclined plane which makes an angle of 30.0 with the horizontal. ... Started by debasdf	3 Replies 241 Views	Jul 29, 2018 by lindahyatt42
A 4.00-kg mass is attached to a spring hanging vertically and hangs at rest in the equilibrium ... Started by stock	1 Replies 517 Views	Jul 29, 2018 by onowka
An ordinary light bulb consumes 60 W of power. Through what height could a 1000-N object be lifted ... Started by cmoore54	1 Replies 121 Views	Jul 29, 2018 by steff9894
How long does it take for a train traveling 60.4 miles per hour to travel 81 miles? A) 0.75 hours ... Started by Sufayan.ah	1 Replies 288 Views	Jul 29, 2018 by LP
Jane has about 536 in her checking account, about 2107 in her savings account and exactly 7.62 in ... Started by misspop	3 Replies 165 Views	Jul 29, 2018 by Bigfoot1984
A car starts from rest and after 6.0 seconds it has a kinetic energy of 60,000 J. How much ... Started by jjjetplane	1 Replies 37 Views	Jul 29, 2018 by Athena23
A car accelerates from rest to a speed of 19.0 m/s in 6.00 seconds. If the car weighs 16,000 N, what ... Started by crazycityslicker	1 Replies 54 Views	Jul 29, 2018 by cadimas
A 220-kg object is lifted at a constant speed through a height of 42 m by a crane. If the crane ... Started by sheilaspns	1 Replies 114 Views	Jul 29, 2018 by Leostella20