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WorksheetsTLAW - Senior Live Quiz - Pool 1
Total questions: 8
Worksheet time: 4mins
The Apparent Magnitude of a Far Away Star is Numerically____.
Greater
Smaller
Same
How was the Intrinsic Brightness of a Supernova type Ia callibrated?
Referencing from a Nearby Supernova and Matching it With Others
Using Doppler Shift
Using Parallax
Averaging all the Supernova Apparent Magnitudes of Nearby galaxies, and assuming their distance
The following is a Period Vs Brightness Graph (Apparent Magnitude) What does point from each of the two lines indicate?
Plotted Points from Two different Cluster of Stars
Minimum and Maximum Brightness points of each star
Absolute and Apparent Brightness of each star
Light from Galaxies moving away from us appear to be coming ____
Faster
Slower
Same speed. As c is constant
A light from a point source falls on a square, and a shadow is created on the wall. If I draw four imaginary equal lines from the edges of the Shadow to the point source, the solid angle formed is still equals to A/r^2 ; where A is the area of the shadow and r is the distance from the point source to the wall.
True
False
Angular Distance between two observed points at, if multiplied with distance between the points (equal for both) and the observer; given the angle is large enough- results in a linear distance which is ____.
An Arc Length Across the Sky at that distance
Straight Line Connecting the Two Points
Random
Is Universe Expanding Slower Than Before?
Yes
No
Absolute Magnitude of Stars Can change over time
True
False
