Who came up with three laws of motion?
Who came up with three laws of motion?
A. Galileo
B. Albert Einstein
C. Issac Newton
D. Hubble
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The andromeda Galaxy is which type of the following types of galaxies ?
The andromeda Galaxy is which type of the following types of galaxies ?A. Elliptical
B. Spiral
C. Irregular
D. None of these.Note: The Andromeda Galaxy also know as Messier 31, M31 or NGC 224, is a Spiral galaxy approximately 780 kilo par sec ( 2.5 Million light years ) from earth.
Spiral galaxy: a galaxy in which the stars and gas clouds are concentrated mainly in one or more spiral arms.Which group of compounds constitute carbohydrates?
Which group of compounds constitute carbohydrates?A. Sugar and proteins
B. Starch and proteins
C. Starch and sugar
D. None of theseMedulla oblongata is a part of human ___________?
Medulla oblongata is a part of human ___________?
A. Heart
B. Brain
C. Liver
D. Sex organLPG consists of mainly:___________?
LPG consists of mainly:___________?A. Methane, Ethane and Hexane
B. Ethane, Hexane and Nonane
C. Methane, Hexane and Nonane
D. Methane, Butane and PropaneThe study of organisms and their environment is known as ________?
The study of organisms and their environment is known as ________?A. Acoustics
B. Ecology
C. Ichthyology
D. None of theseSound of frequency below 20 Hz is:___________?
Sound of frequency below 20 Hz is:___________?A. Audiosonic
B. Infrasonic
C. Ultrasonic
D. SupersonicSounds with frequencies below 20 hertz are called infrasound. Infrasound is too low-pitched for humans to hear. Sounds with frequencies above 20,000 hertz are called ultrasound.