Which is the heaviest metal?
Which is the heaviest metal?
A. Iron
B. Mercury
C. Nickel
D. Osmium
A. Iron
B. Mercury
C. Nickel
D. Osmium
A. Microscope
B. Telescope
C. Spectroscope
D. None of these
A. Carbon
B. Hydrogen
C. Nitrogen
D. Silicon
A. Brucine
B. Caffeine
C. Phenylalanine
D. Theine
A. 112
B. 118
C. 114
D. 116
A. Mercury Thermometer
B. Liquid crystal thermometer
C. Bimetallic thermometer
D. Alcohol thermometer
Approximately how many Galaxies are there ?
A. 10 Billion Galaxies
B. 100 Billion Galaxies
C. 1000 Billion Galaxies
D. 10000 Billion Galaxies