Hailey’s comet is visible after every_________?
A. 84 years B. 76 years C. 1000 years D. 365 years
A. 84 years B. 76 years C. 1000 years D. 365 years
A. Spuntnik I B. Luna II C. Vostok I D. Apollo XI
A. Causes weather change B. Causes earthquakes C. Causes solar and lunar eclipse D. Effects tides of the ocean
A. Moon is b/w the earth and the sun B. Earth is b/w the sun and the moon C. Sun is b/w the earth and the moon D. Earth is…
A. Proxima Centurai B. Alpha Scorpii C. Beta Orionis D. Vega
A. Galileo B. Copernicus C. Ptolemy D. Eratosthenes
A. Neptune B. Jupiter C. Saturn D. Mars
A. Mercury B. Marx C. Pluto C. Venus
A. Mercury B. Marx C. Jupiter D. Venus