Microwaves - Study guides, Class notes & Summaries

What are photons? correct answers particles of light Light always behaves like a stream of particles. (T/F) correct answers True The energy of a photon is directly proportional to its wavelength correct answers False How fast does electromagnetic radiation travel? correct answers speed of light Photons with high energy will have (blank) frequency and (blank) wavelength correct answers High, short X-Rays have (blank) energy, (blank) wavelength, and (blank) frequency than radio wav...

AQA GCSE COMBINED SCIENCE: TRILOGY 8464/P/2H Physics Paper 2H Mark scheme June 2023 | VERIFIED. A radio waves B microwaves C X-rays allow 1 mark if 2 correct 2 AO1 6.6.2.1 Question Answers Extra information Mark AO / Spec. Ref. 01.2 Similarity any one from: • same speed (in a vacuum) • both transfer energy • both transverse Difference any one from: • gamma has a higher frequency • gamma has a shorter wavelength • gamma is more ionising • gamma is more penetratin...

What is the purpose of food packaging? - Answer-preservation from microbes and oxygen (longer shelf life) protection from phsyical damage protection form chemicals and dirt eases distribution makes food more appealing and gives customer recognition What are the packaging components included? - Answer-primary - direct contact with product: major protective barrier secondary - not in contact with product: main brand graphics and labeling tertiary - shipping container that groups secondary...

WGU C165 Integrated Physical Sciences Exams Questions with verified Solutions 2024/2025 A slingshot is a Y-shaped stick with rubber bands between the prongs for shooting stones and other small projectiles. A stone is shot by first placing it in the slingshot holder, which is attached to the rubber bands. The stone and holder are then pulled back, stretching the rubber bands. When released, the stone is propelled forward and leaves the slingshot at a high speed. Which type of energy transf...

The atom - Consists of a small nucleus with a positive charge containing most of the weight. Has an electron cloud with mostly empty space but some electrons as well Protons - The chemical identity of the element Electrons - Ionic character of atom Neutrons - Isotopic character of the atom Atomic number (Above element on PT) represents... - Number of protons Mass number represents... - Sum of protons and neutrons Atomic mass (Under element on PT) represents... - An average of the atomic m...

Physics 1 Question and answers rated A+ Physics: Light Photon - correct answer Massless bundle of concentrated electromagnetic energy Light - correct answer Electromagnetic wave with constantly changing electric and magnetic fields that behaves as both a particle and a wave in the range of 400-700 mm Light Transmission - correct answer Translucent - transmits light with distortion Transparent - transmits light without distortion Polarization - correct answer Only one direct...

Benign Prostatic Hyperplasia question with complete solution 2024 A patient has been scheduled for a transurethral needle ablation (TUNA) to address his benign prostatic hyperplasia (BPH). Which statement describes this surgical approach? A. A resectoscope is inserted through the urethra, and the obstructing tissue is excised with an electrocautery wire loop B. A cystoscope is used to pass a yttrium-aluminum-garnet laser fiber through the urethra into the prostate to vaporize obstructing t...

can pass through the ionosphere accept atmosphere for ionosphere do not accept air for ionosphere accept travel in straight lines accept not refracted / reflected / absorbed by the ionosphere correct answer: Q1. b) Some satellites are used to transmit television programmes. Signals are sent to, and transmitted from, the satellites using microwaves. What is the property of microwaves that allows them to be used for satellite communications? .............................................

CHEM 219 Exam 2 (Module 4-6) Questions and Answers 100% Solved The atomic radii of zirconium (Zr) and hafnium (Hf) are nearly the same despite the fact that hafnium has 32 more protons and electrons. Which of the following bests explains this phenomenon? Hafnium contains electrons in the 4f orbitals. These 4f electrons do not effectively shield the higher nuclear charge and thus Zeff is higher than might be otherwise expected. Which of the following is true concerning successive ioni...

AQA GCSE COMBINED SCIENCE: TRILOGY 8464/P/2H Physics Paper 2H Mark scheme June 2023. A radio waves B microwaves C X-rays allow 1 mark if 2 correct 2 AO1 6.6.2.1 Question Answers Extra information Mark AO / Spec. Ref. 01.2 Similarity any one from: • same speed (in a vacuum) • both transfer energy • both transverse Difference any one from: • gamma has a higher frequency • gamma has a shorter wavelength • gamma is more ionising • gamma is more penetrating allow bo...