The human eye is sensitive to yellowgreen light having a frequency of about 5.5 1014 Hz (a wavelength of about 550 nm). What is the energy in joules of the photons associated with this light?
 👍
 👎
 👁
 ℹ️
 🚩
1 answer

E = hf
 👍
 👎
 ℹ️
 🚩
answered by oobleck
Answer this Question
Related Questions

science
An eye doctor shines a bright light into a patient's eye. In one to two sentences, explain how the patient's brain perceives the bright light
 asked by poggers
 5,586 views

Statistics
1) A bag contains different colored balls; 7 yellow, 3 red, and 6 green. I randomly select one ball, note its color, put it back in the bag, and select another ball. What is the probability that both balls are green, P(GG)? A).775 B).15 C).75 D).1406 2) A
 asked by Timbs
 282 views

Physics
A person driving her car at 45km/h approaches an intersection just as the traffic light turns yellow. She knew that the yellow light lasts only 2s before turning red,and shi is 28m away from the near side of the intersection. Should she try to stop,or
 asked by Lee
 6,229 views

Science
1. What would happen if earth absorbed all of the heat from the sun? A. Earth would become too cold. B. Earth would be too hot. C. Earth would eventually stop recieving heat. D. Earth would lose all of it's own heat.
 asked by Elijah
 5,998 views

Chemistry (Electrons in Atoms)
True or False. 1)Electrons give off light as they drop to lower energy levels. 2)Electrons travel around the nucleus as waves. 3)A photon of low frequency light has more energy than a photon of high frequency light. 4)Orbitals with equal energy levels each
 asked by Jennie
 1,681 views

Physics
The lower frequency limit for human hearing is usually considered to be 20.0 Hz. (a) What is the speed of sound in m/s if the air temperature is 20.0ºC? (b) What is the corresponding wavelength for this frequency?
 asked by Marissa
 3,816 views

Chemistry
Electromagnetic radiation with a wavelength of 665 nm appears as orange light to the human eye. The energy of one photon of this light is __________ J.
 asked by Sarah
 3,655 views

Probabilities
A jar contains 2 red marbles, 3 green marbles, 4 blue marbles, and 5 yellow marbles. Two marbles are drawn in succession, without replacement. The probability that neither is yellow?
 asked by Andrey L
 927 views

Algebra
A box contains 15 blue marbles, 25 yellow marbles, 20 green marbles and 40 red marbles. How many ,arbles must you select to be sure that a green marble has been chosen ?
 asked by Lacey
 1,188 views

STATISTICS
The seeds of the garden pea are either yellow or green. A certain cross between pea plants produces progeny in the ratio 3 yellow:1 green. If four randomly chosen progeny of such a cross are examined, what is the probability that: a)3 are yellow and 1 is
 asked by BETH
 3,025 views

science
Use the scenario to answer the question. A light yellow block and a dark blue box are next to each other in full sunlight on a summer day. Which statement accurately explains what happens to the boxes? (1 point) The light yellow block absorbs more heat
 asked by InhaledDeath
 1,369 views

Science Help Plzz
1. The images above show particles in a medium. Which of the following shows the worst conditions for a sound wave travel? A B C D is the answer A? Which of the following correctly describes a radio wave? A long wavelength and high frequency B long
 asked by Diana
 17,300 views

Science
1.Infrared radiation has wavelengths ranging from about 800 nm to 1 mm. What is the frequency of radiation of wavelength 970 nm? Answer in units of s−1 . 2.Microwaves, such as those used for radar and to heat food in a microwave oven, have wavelengths
 asked by Emma
 2,506 views

Science
White light moves through a prism and separates into colors in the following order: red, orange, yellow, green, blue, and violet. Which of the following choices correctly describes why the violet ray is at the bottom while the red ray is at the top? Red
 asked by Mia
 3,159 views

physical chemistry
2. The retina of a human eye can detect light when radiant energy incident on it is at least 4.0X1017 J. For light of 600nm wavelength, how many photons does this correspond to?
 asked by sargam
 6,868 views

physics
The electromagnetic _____________ is the range of all possible frequencies of electromagnetic radiation. A common name for the electromagnetic radiation that humans can see is ______________ light. What humans call white light is actually made up of all of
 asked by help
 1,952 views

Chemistry
A metal foil has a threshold frequency of 5.45 x 10^14 Hz. Which color of visible light will not eject electrons from this metal? a) blue b) indigo c) violet d) orange c=(wavelength)(v) 3.0x10^8m/s = (wavelength)(5.45 x 10^14 Hz) 550 nm > releases green.
 asked by Anon
 6,785 views

Finite
Assume that the pond contains 120 fish: 97 green, 22 yellow, and 1 red. A contestant pays $0.60 to randomly catch one fish and receives $0.40 if the fish is green, $0.95 if the fish is yellow, and $11.00 if the fish is red. How much (on average) does the
 asked by Steph
 1,722 views

Physics
Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 3.6 m/s2 for 4.5 seconds. It then continues at a constant speed for 7.3 seconds, before applying the
 asked by Shreyas
 13,181 views

probability and counting
(1 pt) A box contains 25 yellow, 28 green and 38 red jelly beans. If 13 jelly beans are selected at random, what is the probability that: a) 5 are yellow? b) 5 are yellow and 7 are green? c) At least one is yellow?
 asked by Hannah
 1,283 views
Still need help?
You can ask a new question or browse existing questions.