The Proportion of Hydrogen to Helium in the Sun is________?

A. 3:2
B. 3:1
C. 1:1
D. 3:4

Submitted by: ATIF RAUF

The sun is mostly composed of the elements hydrogen (H) and helium (He). By mass the composition of the sun is 75 percent hydrogen and 25 percent helium. Various metals make up less than 0.1 percent of the mass of the sun. The temperature of the sun’s surface is about 10,340 degrees Fahrenheit (5,726 degrees Celsius).

Related Mcqs:

The time in which Earth completes its revolution around the Sun is________?
A. 365.25 days
B. 340 days
C. 325 days
D. 360 days

Submitted by: Shuaib Uddin
The sun is expected to exhaust its hydrogen fuel in about 5 billion years. What will be its effect?
A. The sun will then expand into a red giant and possibly swallow the outer planets
B. The sun will then expand into a red giant and possibly swallow the inner as well as outer planets, including Earth
C. The sun will then expand into a red giant and possibly swallow the inner planets, including Earth
D. Sun will stay as it is

Submitted by: Muhammad Abdullah
Earth is closest to the sun every year in early ______________, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early __________________, during our Northern Hemisphere summer.
A. January – July
B. June – December
C. July – January
D. December – June

Submitted by: Mansoor Ul Haque
When in the part of its orbit closest to the Sun, Pluto has an atmosphere of nitrogen and methane similar to Triton’s, but what happens when it is farther from the Sun ?
A. These gases are not present
B. These gases are like plasma
C. These gases are frozen
D. These gases are volatile

Submitted by: Muhammad Abdullah
The gases which are used by drivers as an artificial atmosphere are helium and_____________?
A. Nitrogen
B. Oxygen
C. Neon
D. Carbon monoxide

Submitted by: Ashfaque Ali Khoso
Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy?
A. Earth
B. Venus
C. Moon
D. Saturn

Submitted by: Malik Asghar Hussain
The SI unit of Heat is________?
A. Watt
B. Volt
C. Joule
D. Newton
Density of Milk is________?
A. 1.024 g/cm3
B. 1.034 g/cm3
C. 1.044 g/cm3
D. 1.054 g/cm3

Submitted by: Ch.Naeem Kamboh
The alcohol used in the preparation of dynamite is________?
A. ethyl alcohol
B. glycerol
C. glycol
D. methyl alcohol

Submitted by: ABDUL HAYEE
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