What are photons - Study guides, Class notes & Summaries

In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - correct answer Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? - correct answer 10-8 M Fungi are able to reproduce asexually by creating conidiospores and sporangiospores. Which of the following is an accurat...

What is a photosynthetic autotroph? - Answer-An organism that makes its own food from inorganic ingredients. What is the fluid inside chloroplasts called? - Answer-Stroma What are the membranes inside chloroplasts called? - Answer-inner and outer membranes Write the overall equation for photosynthesis. - Answer-6CO2+6H2O→C6H12O6+6O2 What is the primary function of pigments in photosynthesis? Name the primary pigment used in photosynthesis. - Answer-Pigments absorb certain wavelengths. Th...

ARRT Registry Exam review What is the correct term used to describe an intravenous injection of a concentrated volume of contrast media? a. bolus b. infusion c. extravasation d. luminal - ANSWER a. bolus Which of the following methods utilizes a detector that captures x-ray energy and converts it into an electronic signal? a. indirect capture b. CCD c. cassette based radiography d. direct capture - ANSWER d. direc...

LRA 222 Final Exam Review Latest Update 100% Pass The anode includes the: target and induction motor the cathode includes the: Filaments and focusing cup the motor that turns the anode operates through what? mutual induction with a rotating anode, the focal spot becomes a: Track the focusing cup is able to keep the electrons together because of what? like charges repel The stator is made up of electromagnets? True prepping the rotor but not making an exposure on a regular basis is related ...

Solar Photovoltaics (PV) Installation Exam | Questions & Answers (Rated A+) Solar Photovoltaics (PV) Installation Exam | Questions & Answers (Rated A+) What is the definition of photovoltaics (PV)? - ANSWER - the science of turning sunlight directly into electricity What does the abbreviation "PV" stand for? - ANSWER - Photons of light and Volts of electricity (photovoltaic) What do PV modules consist of? What are these typically made of? - ANSWER - solar cells; silicon What is si...

What is the term used for findings that are summarized based on a pattern or trend? a. Law b. Hypothesis c. Theory d. Phenomena e. Prediction - a. Law Which of the following is a tentative explanation for a set of observations? Select one: a. Law b. Hypothesis c. Theory d. Phenomena e. Prediction - b. Hypothesis If a liquid contains 60% sugar and 40% water throughout its composition then what is it called? Select one: a. Solute b. Compound c. Homogeneous mixture d. Heterog...

In North America, the U.N.'s Transportation of Dangerous Goods - Model Regulations is the basis of: - Answer the placarding, labeling, and marking system used to identify hazardous materials during transportation. Which marine vessels may serve as floating warehouses with hazardous goods, vehicles, or rail cars inside? - Answer Barges The three mechanisms or harm in a container hazardous materials incident are: - Answer energy release, corrosivity, and toxicity. In Step 4 of the ...

Nuclear Medicine Instrumentation Exam Questions with 100% Correct Answers The amount of light generated by a sodium iodide crystal is directly related to the: A. photon energy absorbed in the crystal B. Diameter of the crystal C. Thickness of the crystal D. Age of the crystal - answerA. photon energy absorbed in the crystal A NaI (Tl) scintillation detector provides an output signal from the photo-multiplier tube that is proportional in amplitude to the amount of energy absorbed in the c...

LRA 211 Final Review Study Guide (223/2024) Graded A+ The earliest atomic theory based on an arrangement similar to the solar system is attributed to Rutherford. The three fundamental particles of the atom are the neutron, electron, and proton. The atomic nucleus contains protons and neutrons. The component of the nucleus that has a positive charge and mass is the proton. The electron shell closest to the nucleus is lettered "K". Which of the following is not part of the electromagnetic ...

What is a photosynthetic autotroph? - An organism that makes its own food from inorganic ingredients. What is the fluid inside chloroplasts called? - Stroma What are the membranes inside chloroplasts called? - inner and outer membranes Write the overall equation for photosynthesis. - 6CO2+6H2O→C6H12O6+6O2 What is the primary function of pigments in photosynthesis? Name the primary pigment used in photosynthesis. - Pigments absorb certain wavelengths. They are the means by which the energ...