1ST YEAR QUIZBOWL HARD ROUND

is the number of wavelengths that pass a point of observation per second.

• Velocity

• Wavelength

• Plateu

• Frequency

Velocity

• Wavelength

• Frequency

• Volume

• Velocity

First unit of Electromagnetic Spectrum

• Radiofrequency

• X-ray

• Gamma Ray

• UV Light

Atomic Number of Tungsten

• 72

• 74

• 70

• 71

It uses sound waves

• mri

• ultrasound

• ct scan

• x-ray

Atoms of various elements may combine to form structures

• gas

• liquid

• Molecules

• Solid

is the spontaneous emission of particles and energy in order to become stable

• Radiotherapy

• Radioactivity

• Radiolucent

• Radiobiology

Center of an atom

• Positron

• Nucleus

• Proton

• Atomic Shell

Natural environmental radiation consists of four components except

• radon

• Nuclear Power plant

• terrestrial radiation

• cosmic rays,

Bundle of electromagnetic radiation

• Elementary Particle

• Nucleons

• Photon

• Photon