Which gas was discovered on the sun about 151 years ago during total solar eclipse?
A. Hydrogen
B. Helium
C. Nitrogen
D. Flourine
A. Apple
B. Guava
C. Pineapple
D. Grape
What are the names of the two stars in the Big Dipper used to locate Polaris?
A. The North Seekers
B. The Pointer Stars
C. The Pointer Sisters
D. None of these
A. Remain unaffected
B. Fall away from the train
C. Fall towards the train
D. Fall away from or towards the train depending upon the speed
A. Prometaphase
B. Telophase
C. Prophase
D. Metaphase
A. Nitrogen
B. Hydrogen
C. Carbon dioxide
D. Oxygen