Physics

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The prefix yotta (Y) signifies a multiple of 1024. How many yottameters are there in a gigameter? ... Started by fbq8i	1 Replies 59 Views	Jul 29, 2018 by tmlewis4706
Estimate how many pennies you would have to stack to reach from the floor to an average 8-ft ... Started by jhjkgdfhk	3 Replies 460 Views	Jul 29, 2018 by chereeb
Lilies in a certain pond double their total lake area covered every week. The growth of the lilies ... Started by ssal	1 Replies 154 Views	Jul 29, 2018 by diana chang
When a transparency sheet is rubbed with a tissue and the transparency and tissue are then held at ... Started by rosent76	1 Replies 112 Views	Jul 29, 2018 by SomethingSomething
14C has a half-life of 6000 years. An ancient corpse is uncovered and found to have 1/32--one ... Started by formula1	1 Replies 109 Views	Jul 29, 2018 by makaylafy
A bone is dug up and analyzed and found to contain 1/16--one sixteenth--of the amount of 14C ... Started by Shelles	3 Replies 44 Views	Jul 29, 2018 by amynguyen1221
In the respiration reaction A) carbon combines with such biological molecules as DNA. B) oxygen ... Started by NguyenJ	1 Replies 110 Views	Jul 29, 2018 by randomguy133
The reverse of the respiration reaction is the reaction known as A) combustion. B) oxidation. ... Started by pragya sharda	1 Replies 132 Views	Jul 29, 2018 by skipfourms123
If a tree is 15 m tall, its height expressed in feet is x ft, where x is A) less than 15. B) ... Started by neverstopbelieb	1 Replies 443 Views	Jul 29, 2018 by swimkari
A -3.0-C point charge and a -9.0-C point charge are initially extremely far apart. How much work ... Started by Mimi	3 Replies 117 Views	Jul 29, 2018 by aham8f
A tiny object carrying a charge of +3.00 C and a second tiny charged object are initially very far ... Started by Jkov05	1 Replies 126 Views	Jul 29, 2018 by Tonny
If a flower is 6.5 cm wide, its width expressed in millimeters is x mm, where x is A) less than ... Started by tth	1 Replies 64 Views	Jul 29, 2018 by irishcancer18
A marathon race is 26 mi and 385 yd long. Estimate how many strides would be required to run a ... Started by hubes95	1 Replies 106 Views	Jul 29, 2018 by Swizqar
Two transparency sheets are rubbed with tissue paper and then the two transparency sheets are held ... Started by clmills979	3 Replies 295 Views	Jul 29, 2018 by Hdosisshsbshs
A space probe in remote outer space continues moving A) because some kind of force acts on it. ... Started by tiara099	1 Replies 140 Views	Jul 29, 2018 by Amiracle
If gravity between the Sun and Earth suddenly vanished, Earth would move in A) a curved path. B) ... Started by bobypop	1 Replies 97 Views	Jul 29, 2018 by 1_Step_At_ATime
Air is composed mainly of A) N2 and O2. B) N2 and O3. C) O2. D) CO2 and O3. E) CO2 and ... Started by fox	1 Replies 52 Views	Jul 29, 2018 by millet
How old is Earth, according to the vast majority of scientists? A) a few thousand years B) ... Started by Anajune7	3 Replies 144 Views	Jul 29, 2018 by Madisongo23
Whirl a rock at the end of a string and it follows a circular path. If the string breaks, the rock ... Started by Starlight	1 Replies 64 Views	Jul 29, 2018 by Kedrick2014
When dishes remain on a table when you yank the tablecloth beneath them, you're demonstrating A) ... Started by washai	1 Replies 48 Views	Jul 29, 2018 by fdliggud
Inertia is defined as a A) force. B) property of matter. C) change in motion. D) none of the ... Started by urbanoutfitters	1 Replies 67 Views	Jul 29, 2018 by kingdude89
If your automobile runs out of fuel while driving, the engine stops. You don't come to an abrupt ... Started by robinn137	3 Replies 41 Views	Jul 29, 2018 by tmlewis4706
According to most scientists, when did the first hominids--direct human forbears that were fully ... Started by RODY.ELKHALIL	1 Replies 88 Views	Jul 29, 2018 by kilada
Which one of the following reactions is the most similar chemically to combustion? A) fusion in ... Started by Cooldude101	1 Replies 79 Views	Jul 29, 2018 by k2629
A quick jerk on a sheet of paper beneath a box of cereal doesn't topple the box, which best ... Started by faduma	1 Replies 98 Views	Jul 29, 2018 by medine