Options:
- A. Electron and Proton
- B. Two Protons and two Neutrons
- C. Three protons and three Neutrons
- D. None
View Answer
B. Two Protons and two Neutrons
Everyday Science
When a patient
Options:
- A. Super infection
- B. Drug resistance
- C. Allergy
- D. none
View Answer
C. Allergy
The protons and neutrons are found in the center of the atom, which is called the _________of the atom?
Options:
- A. Nucleus
- B. Headquarters
- C. Hub
- D. None of These
View Answer
A. Nucleus
Who invented the safety pin?
Options:
- A. Charles Goodbye
- B. steward Harshone
- C. Walter Hunt
- D. A.Rose
View Answer
C. Walter Hunt
Sunlight is a Great Source of ____________?
Options:
- A. vitamin C
- B. vitamin D
- C. vitamin E
- D. vitamin K
View Answer
B. vitamin D
The common refrigerant used in domestic Refrigerator is_____________?
Options:
- A. Neon
- B. Spirit
- C. Freon/Ammonia
- D. Methane
View Answer
C. Freon/Ammonia
What causes the Moon
Options:
- A. The Sun lights up only one half of the Moon and as the Moon orbits the Earth we can sometimes see the unlit side of the Moon.
- B. The Sun lights up only one half of the Moon and as the Sun orbits the Earth we can sometimes see the unlit side of the Moon.
- C. The Earth
- D. The Moon
View Answer
A. The Sun lights up only one half of the Moon and as the Moon orbits the Earth we can sometimes see the unlit side of the Moon.
Nuclear radiation is emitted by those elements whose:
Options:
- A. molecules are stable
- B. molecules are unstable
- C. nuclei are stable
- D. nuclei are unstable
View Answer
D. nuclei are unstable
Water vapour turns into clouds in the atmosphere when:
Options:
- A. It rains
- B. The temperature rise
- C. Dew point is reached
- D. Evaporation takes place
View Answer
C. Dew point is reached
Mercury is also known as_________?
Options:
- A. Shine Silver
- B. Quick Silver
- C. Slow Silver
- D. Slippery Silver
View Answer
B. Quick Silver