What is the mass of the Sun?
What is the mass of the Sun?
A. 1.5×10 Power 30 Kg
B. 1.98×10 Power 30 Kg
C. 4.5×10 Power 30 Kg
D. 8×10 Power 30 Kg
What is the mass of the Sun?
A. 1.5×10 Power 30 Kg
B. 1.98×10 Power 30 Kg
C. 4.5×10 Power 30 Kg
D. 8×10 Power 30 Kg
A. Potential Energy
B. Kinetic Energy
C. Thermal energy
D. Magnetic energy
Which among the following is responsible for producing color of human skin ___?
A. Insulin
B. Vitamin K
C. Melanin
D. DNA
Deuterium differs from Hydrogen in having:
A. Different atomic number but same atomic weight
B. Different atomic number and different atomic weight
C. Same atomic number and different atomic weight
D. None
The season changes because of the ____________?
A. Moon is revolving round the earth
B. Earth is revolving round its axis
C. Earth is revolving round the sun
D. Planet Mars is attracting the sun