WorksheetsAstronomy Lecture Practice Tests Unit 1
Total questions: 15
Worksheet time: 8mins
Which particle always has a positive charge?
The wavelengths of light that are emitted from a body that is towards us are
Shifted towards shorter wavelengths
(blueshift)
Shifted towards longer wavelengths
(redshift)
Which particle consists of a nucleus and orbiting electrons?
Which particle determines the isotope of an element?
Which particle is considered an elementary particle?
(Neutrons are made up of three quarks)
Which of the following lists is arranged in order shortest wavelength to longest wavelength?
(The shorter the wavelength the higher the frequency & energy will be)
Gamma rays, ultraviolet, infrared, X-rays, radio waves, visible light
Gamma rays, X-rays, ultraviolet, infrared, radio waves, visible light
Gamma rays, X-rays, ultraviolet, radio waves, infrared, visible light
The larger the energy difference between two atomic orbits of an electron the
larger the frequency of the emitted light
The wavelengths of light that are emitted from a body that is moving away from us are
Shifted towards shorter wavelengths
(blueshift)
Shifted towards longer wavelengths
(redshift)
Which region of the solar atmosphere has a temperature of millions of degrees?
Which region is referred to as the “surface” of the Sun?
Which region with the highest temperature and density?
Core
Outer
Surface
The number of sunspots on the Sun
Varies in an 11 year cycle
Which force binds atoms together to make molecules?
Strong
Weak
Electromagnetic
Gravity
Superglue
A certain amount of energy is added to an atom to lift an electron from one orbit to another. If the electron then goes back to initial orbit,
A larger amount of energy is released
A smaller amount of energy is released
The same amount of energy is released
The same amount of energy must be added again
A greater amount of energy must be added again
What makes up the solar wind?
Dust grains
Infared light
Radio wave
Ice grains
ions
