Physics

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According to the principle of continuity, the velocity of a fluid multiplied by the cross-sectional ... Started by geodog55	1 Replies 277 Views	Jul 29, 2018 by vish98
When a shower is turned on, the shower curtain moves towards the water spray. This partly involves ... Started by piesebel	1 Replies 2,445 Views	Jul 29, 2018 by xiaomengxian
The temperature of boiling water is A) 100C. B) 212F. C) both of ... Started by Chelseaamend	3 Replies 390 Views	Jul 29, 2018 by debra928
Helium gas has the special property that its thermal energy is directly proportional to its Kelvin ... Started by BRWH	1 Replies 88 Views	Jul 29, 2018 by Jane
The Bernoulli effect causes fast-moving vans on the highway to be drawn together when A) air ... Started by neverstopbelieb	1 Replies 144 Views	Jul 29, 2018 by cuttiesgirl16
The motion of atoms and molecules that most affects temperature is A) translational. B) ... Started by faduma	1 Replies 56 Views	Jul 29, 2018 by bigcheese9
On which temperature scale is 0 degrees the freezing point of water? A) Celsius B) Caloric C) ... Started by nmorano1	3 Replies 158 Views	Jul 29, 2018 by brittrenee
The temperature of melting ice is A) 0C. B) 32F. C) both of ... Started by tiffannnnyyyyyy	1 Replies 86 Views	Jul 29, 2018 by SVictor
Which of these is the smallest? A) 1 Celsius degree B) 1 kelvin C) 1 Fahrenheit degree D) all ... Started by madam-professor	1 Replies 115 Views	Jul 29, 2018 by gasdhashg
When the temperature of a fixed volume of air initially at 0 C is lowered by 1 degree, its pressure ... Started by ARLKQ	1 Replies 82 Views	Jul 29, 2018 by dmurph1496
A temperature difference of 10 Celsius degrees is also equal to a temperature difference of 10 on ... Started by RODY.ELKHALIL	3 Replies 148 Views	Jul 29, 2018 by angrybirds13579
When the temperature of a quantity of 0-C air at constant pressure is lowered by 1 degree, its ... Started by CBme	1 Replies 96 Views	Jul 29, 2018 by xthemafja
At absolute zero, a substance has A) absolutely no molecular motion. B) no more energy to give ... Started by tingc95	1 Replies 141 Views	Jul 29, 2018 by parker125
A volume of helium gas has a temperature of 0C. The same gas twice as hot has a temperature of A) ... Started by theo	1 Replies 350 Views	Jul 29, 2018 by asdfasdf
Heat is simply another word for A) temperature. B) thermal energy. C) both of these D) none of ... Started by renzo156	3 Replies 258 Views	Jul 29, 2018 by DHRUVSHAH
Heat energy is measured in units of A) degrees. B) joules. C) calories. D) both joules and ... Started by BrownTown3	1 Replies 117 Views	Jul 29, 2018 by sabina576
Heat is thermal energy that flows from A) hot to cold. B) high energy to low energy. C) high ... Started by lbcchick	1 Replies 143 Views	Jul 29, 2018 by bblaney
When you touch a hot penny in the sunlight with your finger, energy flows A) from your finger to ... Started by jerry coleman	1 Replies 150 Views	Jul 29, 2018 by ebonylittles
In practice, a good insulator A) stops heat flow. B) slows heat flow. C) speeds negative heat ... Started by APUS57	3 Replies 233 Views	Jul 29, 2018 by lorealeza77
If a room is cold it is usually due to the A) lack of adequate thermal energy. B) low air ... Started by segrsyd	1 Replies 61 Views	Jul 29, 2018 by sokh
White-hot sparks from a fireworks sparkler that strike your skin don't cause injury because A) ... Started by ashley	1 Replies 56 Views	Jul 29, 2018 by upturnedfurball
A nutritionist in the United States measures food energy in units of A) kilocalories. B) ... Started by haleyc112	1 Replies 144 Views	Jul 29, 2018 by amandalm
The number of joules in 1 kilocalorie is A) 4.19. B) 41.9. C) 4190. D) ... Started by formula1	3 Replies 71 Views	Jul 29, 2018 by lcapri7
Increasing the temperature of 1 gram of ice-cold water to the temperature of boiling water requires ... Started by biggirl4568	1 Replies 193 Views	Jul 29, 2018 by Swizqar
The final temperature of 1 liter of 40C water poured into 1 liter of 20C water is A) less than ... Started by jho37	1 Replies 158 Views	Jul 29, 2018 by peter