Infra red radiation - Study guides, Revision notes & Summaries

AQA AS PHYSICS 7407/1 Paper 1 Mark scheme (Test Bank) June 2024 With 100% Correct Questions And Answers uses of friction - - rubbing hands for warmth - break pads on bikes Efficiency = - Useful Energy Output / Total Energy Input Increase efficiency - - add lubricant - reduce friction internal energy - the sum of the kinetic and potential energies of all particles in the system Conduction - The direct transfer of heat from one substance to another substance that it is touching...

Which form of radiation has the most antibacterial effect? Correct Answer UV-C Contagious means: Correct Answer capable of transmitting infection Hepatitis B is caused by: Correct Answer a virus Microbiology is: Correct Answer the scientific study of microorganisms An infection is: Correct Answer the invasion o any living organism by disease causing microorganism Sanitation is: Correct Answer the process of making hygienic conditions A disinfectant is: Correct Answer a chemical...

CIDESCO Exam Questions With 100% Correct and Verified Answers 2024 (Graded). I Biological and non-biological substances both need oxygen for their existence. II The human body consists only of biological substances. CORRECT ANSWERS: I is correct and II is incorrect Characteristics of life include: CORRECT ANSWERS: growth and metabolism Examples of synthetic substances are: CORRECT ANSWERS: plastics and silicones Examples of organic biological substances are: CORRECT ANSWERS: carbohydrates a...

CWB Level 2 All Modules Exam - Questions and Answers Fatigue cracks are one of several issues that threaten the life of welded structures. They begin as: A) Minute cracks and then grow under static loads B) Large cracks and then grow without the requirement for load C) Minute cracks and then grow under fluctuating stress D) Large cracks and then grow under static loads Radiographic inspection can be performed with the following types of radiation. A) Ultrasonic and magnetic particle B) Infrare...

Which form of radiation has the most antibacterial effect? - correct answer UV-C Contagious means: - correct answer capable of transmitting infection Hepatitis B is caused by: - correct answer a virus Microbiology is: - correct answer the scientific study of microorganisms An infection is: - correct answer the invasion o any living organism by disease causing microorganism Sanitation is: - correct answer the process of making hygienic conditions A disinfectant is: - correct ans...

CIDESCO Exam Prep Questions and Answers 2023, 100% correct I Biological and non-biological substances both need oxygen for their existence. II The human body consists only of biological substances. I is correct and II is incorrect Characteristics of life include: growth and metabolism Examples of synthetic substances are: plastics and silicones Examples of organic biological substances are: carbohydrates and fats Examples of mineral substances are: paraffins and...

Characteristics of life include: - Growth and metabolism Example of organic biological substances are: - Carbohydrates and fats Examples of mineral substances are: - Paraffin's and petroleum Matter is everything that: - Occupies space and has weight What property does all matter have? - All matter has weight Sublimation is the change of matter from: - A solid to a gas The alternation of the properties of matter without formation of any new substances is called? - Physical chan...

AQA AS PHYSICS 7407/1 Paper 1 Mark scheme (Test Bank) June 2024 With 100% Correct Questions And Answers uses of friction - - rubbing hands for warmth - break pads on bikes Efficiency = - Useful Energy Output / Total Energy Input Increase efficiency - - add lubricant - reduce friction internal energy - the sum of the kinetic and potential energies of all particles in the system Conduction - The direct transfer of heat from one substance to another substance that it is touchin...

AQA AS PHYSICS 7407/1 Paper 1 Mark scheme (Test Bank) June 2024 With 100% Correct Questions And Answers uses of friction - - rubbing hands for warmth - break pads on bikes Efficiency = - Useful Energy Output / Total Energy Input Increase efficiency - - add lubricant - reduce friction internal energy - the sum of the kinetic and potential energies of all particles in the system Conduction - The direct transfer of heat from one substance to another substance that it is touchin...

AQA AS PHYSICS 7407/1 Paper 1 Mark scheme June 2024 With 100% Correct Questions And Answers uses of friction - - rubbing hands for warmth - break pads on bikes Efficiency = - Useful Energy Output / Total Energy Input Increase efficiency - - add lubricant - reduce friction internal energy - the sum of the kinetic and potential energies of all particles in the system Conduction - The direct transfer of heat from one substance to another substance that it is touching. Convecti...