Physics

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The Hoover Dam is 726 feet high. What is its height in kilometers? A) 0.726 kilometers B) 0.525 ... Started by newyorker26	3 Replies 154 Views	Jul 29, 2018 by sarajane1989
The peak of Mt. Everest, at 10,900 meters, is the highest point above sea level in the world. What ... Started by 809779	1 Replies 36 Views	Jul 29, 2018 by dmurph1496
The length of the Appalachian Trail is 2,015 miles. How long is it in kilometers? A) 3,245 km B) ... Started by jeatrice	1 Replies 78 Views	Jul 29, 2018 by parshano
The Hope Diamond weighs 44.5 carats. There are 200 mg per carat. How many kilograms does the Hope ... Started by CBme	1 Replies 134 Views	Jul 29, 2018 by DHRUVSHAH
A car of mass 1689 kg collides head-on with a parked truck of mass 2000 kg. Spring mounted bumpers ... Started by fox	3 Replies 221 Views	Jul 29, 2018 by Eazy416
The force acting on an object is said to be conservative if the work done by this force on the ... Started by Kikoku	1 Replies 163 Views	Jul 29, 2018 by ladyjames123
Non-conservative forces convert mechanical energy into other forms of energy, or convert other forms ... Started by rl	1 Replies 196 Views	Jul 29, 2018 by GCabra
There are 640 acres in a square mile, and 5280 feet in one mile. What is the length in feet (to the ... Started by Haya94	1 Replies 140 Views	Jul 29, 2018 by jaygar71
Leonardo da Vinci's Mona Lisa is 21 inches wide and 30.25 inches tall. What is the area of the ... Started by elizabeth18	3 Replies 236 Views	Jul 29, 2018 by rachel
A drinking glass has a diameter of 2.5 inches and is 5.5 inches tall. What is the volume of the ... Started by fnuegbu	1 Replies 131 Views	Jul 29, 2018 by pallen55
The king's chamber of the great pyramid is 10.43 meters long, 5.21 meters wide, and 5.82 meters ... Started by olgavictoria	1 Replies 282 Views	Jul 29, 2018 by kmb352
Non-conservative forces can change the mechanical energy of a system. Indicate whether the ... Started by TFauchery	1 Replies 120 Views	Jul 29, 2018 by ong527
A waffle cone has a diameter of 2.5 inches and is 5.5 inches tall. What is the volume of the waffle ... Started by meagbuch	3 Replies 107 Views	Jul 29, 2018 by thall411
On a smooth horizontal floor, an object slides into a spring which is attached to another mass that ... Started by notis	1 Replies 161 Views	Jul 29, 2018 by adf223
Approximately how many times does an average human heart beat in a lifetime? A) 3 1011 B) 3 ... Started by silviawilliams41	1 Replies 67 Views	Jul 29, 2018 by tjayeee
An object is released from rest a height h above the ground. A second object with four times the ... Started by yoroshambo	1 Replies 250 Views	Jul 29, 2018 by nguyenhoanhat
You swing a bat and hit a heavy box with a force of 1500 N. The force the box exerts on the bat is ... Started by laurencescou	3 Replies 153 Views	Jul 29, 2018 by DHRUVSHAH
Estimate the thickness of a piece of paper. A) 10-4 meter B) 10-5 meter C) 10-6 meter D) 10-7 ... Started by sheilaspns	1 Replies 158 Views	Jul 29, 2018 by quynhmickitran
Estimate how many times you would have to fold a sheet of paper until it becomes as thick as a large ... Started by APUS57	1 Replies 116 Views	Jul 29, 2018 by meow1234
Describe the energy of a car driving up a hill. A) entirely kinetic B) entirely potential C) ... Started by hbsimmons88	1 Replies 58 Views	Jul 29, 2018 by vseab
A box slides down a frictionless plane inclined at an angle above the horizontal. The gravitational ... Started by shofmannx20	3 Replies 220 Views	Jul 29, 2018 by Edwyer
Two inclined planes A and B have the same height but different angles of inclination with the ... Started by RODY.ELKHALIL	1 Replies 116 Views	Jul 29, 2018 by polinasid
When the velocity and acceleration of an object have opposite signs, the speed of the object ... Started by pepyto	1 Replies 118 Views	Jul 29, 2018 by alexanderhamilton
The average velocity of a car traveling with a constant acceleration during a certain time interval ... Started by luvbio	1 Replies 181 Views	Jul 29, 2018 by Ddddd
A ball falls from the top of a building, through the air (air friction is present), to the ground ... Started by melly21297	3 Replies 78 Views	Jul 29, 2018 by Fayaz00962