Unit 5 Practice Test

A telescope that focuses light by bending it is a

• refracting telescope

• reflecting telescope

• radio telescope

• segmented mirror telescope

Space probes are unmanned satellites

• True

• False

Each element in a star creates its own spectrum.

• True

• False

The apparent change in frequency of sound, light, and other waves is called the Doppler Effect.

• True

• False

Type of telescope that collects and analyzes radiation in radio frquency.

• Hubble Space telescope

• radio telescope

• refracting telescope

• reflecting telescope

Electromagnetic radiation is

• energy with wavelengths beyond radio waves

• energy produces by batteries

• bands of side by side colors

• energy generated at different wavelengths and frequencies

Interferometry is

• the number of waves that pass a single point in one secons

• the distance between wavelengths

• combining the observations of more than one telescope to produce a better image

• a type of telescope that uses several lenses

The shortest period of daylight throughout the year refers to the...

• Summer solstice

• Spring Equinox

• Fall Equinox

• Winter Solstice

This model put the Sun at the center and the planets revolved around it.

• Heliocentric model

• Geocentric model

• Galileo model

• Ellipse model

Which of the following describe a light year?

• The speed that light travels in one year

• The distance that light travels in one year

• The speed of light measured from the Earth to the Sun

• Amount of time is takes sunlight to reflect off an object in space