Test
waves and radiation
Este test tiene tipos de pregunta que se abren en el reproductor de siempre.
Preguntas del test (5)
1what is diffraction ?
- Athe bending of a light around obstacles
- Bthe movement of light around obstacles
- Cwhen light passes through an obstacle
2put the electromagnetic waves in order from lowest frequency to highest frequency
- Aradio, infrared, microwaves ,gamma rays, ultraviolet, x-rays, visible light,
- Bgamma rays, x-rays, ultraviolet, visible light, infrared, microwaves, radio
- Cradio, microwaves, infrared, visible light, ultraviolet, x-rays, gamma rays.
3protons and electrons are found in the nucleus of an atom
- AVerdadero
- BFalso
4the [blank_start]activity[blank_end] of a radioactice source is the [blank_start]number[blank_end] of atoms that decay each [blank_start]second[blank_end] . it is measured in [blank_start]becquerels[blank_end] BQ
- Aactivity
- Bnumber
- Csecond
- Dbecquerels
5alpha is absorbed by [blank_start]sheet of paper[blank_end]
beta is absorbed by [blank_start]2.3mm aluminium[blank_end]
gamma is absorbed by [blank_start]2.3cm lead[blank_end]- Asheet of paper
- Baluminium
- Ccopper
- D2.3mm aluminium
- E2.3cm aluminium
- Fthin piece of aluminium
- G2.3cm lead
- H2.3cm of paper
- I10mm lead
Información
- Descripción
- national 5 physics Test sobre waves and radiation , creado por amyharkness el 25/03/2016.
- Autor
- amyharkness
- Idioma
- English
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- 0
- Etiquetas
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