Everyday Science
There are about ______ asteroids.
A. 200000
B. 100000
C. 500000
D. 20000
Some asteroids have diameter about Km.
A. 2000
B. 3000
C. 1000
The following asteroids can be seen from earth without Telescope.
A. Ceres
B. Vesta
C. Both ‘a’ and ‘b’
D. None of these
The largest ever asteroid discovered Ceres, has a diameter about _____ km.
A. 933
B. 980
C. 1000
D. 500
Most asteroids complete one orbit around the sun in about _______ earth years
A. 6
B. 5
C. 9
D. 10
Smaller, icy celestial bodies revolving around the sun are called?
A. Asteroids
B. Comets
C. Stars
D. None of these
When a Comet approach sun, some of ice turn into?
A. Ice
B. Water
C. Gas
D. None
Bright ball with long shiny tail is created by?
A. Comets
B. Asteroids
C. None of these
A comet has the following parts
A. Head
B. Comma
C. Tail
D. All of these
The head is formed from ?
A. Ice particles
B. Gas
C. Both ‘a’ and ‘b’
D. None of these
On reaching near Sun, head of Comet, releases gases forming a large circular cloud called
A. Coma
B. Head
C. Tail
D. None
Halley’s is name of?
A. Comet
B. Asteroid
C. None
Halley’s Comet can be seen after every _______ years. .
A. 70
B. 76
C. 80
D. 90
Halley’s Comet appeared last time in?
A. 1986
B. 1990
C. 2000
D. 1960
Halley’s Comet next appearance is expected in?
A. 2060
B. 2030
C. 2062
D. 2090
People saw Halley’s Comet in what shape?
A. Long haired star
B. Blade of Sword
C. Dragon with Multiple tails
D. All of these
Small solid body made of rocks and iron is called?
A. Comet
B. Asteroid
C. Meteor
D. None of these
When ______ enters earth’s atmosphere, it burns with light making visible track
A. Meteor
B. Asteroid
C. Comet
D. None of these
Most Meteor entering earth’s atmosphere burn up about _____ km.
A. 500-600
B. 50-100
C. 800
D. 900
______ are known as fireballs, having luminous head and tail and occurs singly.
A. Bolides
B. Brilliant meteors
C. Meteors
D. None of these