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Sextant.
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What method is used to determine a star's speed of approach?
The Doppler effect - a change in frequency, dependent on relative speed.
What can astronomers learn about the stars motion based on wavelength shifts?
They can determine how fast the star is moving toward or away from us. The chemical spectral signature is used to determine the Doppler shift of the visible light reaching us. This is then used to calculate how fast we and the star in question are moving toward or away from each other.
What method do astronomers use to determine the distance to a relatively close star like Sirius?
For nearby stars, the parallax method is used.
What is TSY agar used to determine?
if the Strs's cell had grown on the TSY + streptomycin agar plate would you have been able to determine if transformation had take place
Do scientists use stellar parallax to determine a star's temperature?
Not if they have the faintest clue what they're doing. Parallax is used to measure distance, not temperature.
Which tool is used to draw stars?
star tool
Tool used to determine direction (N,S,E,W)?
Compass
Binary star can be used to determine the of a star?
Mass
What factor is not used to determine a star's apparent magnitude?
how dense the star is
What is the tool used to resurface a grinding wheel?
A dressing wheel or Star wheel dressing tool
What tool is used to determine when the number of representatives should change?
A calender
What tool is used to determine when the number of representitatives should change?
a calendar
What tool is used to determine the number of representatives should change?
A calender
What tool does the government used to determine the ethnic breakdown of the US?
The Census
What are the nutritional tool that can be used to determine a balanced meal?
Perhaps the "food pyramid"?
Can a spectroscope be used to collect information about the chemical makeup of a star?
a spectroscope is the instrument used to determine the chemical makeup of a star.
What is the tool used to identify stars and constellations is called an?
it is called an star chart
