Everyday Science
The most abundant element in the Earth
Options:
- A. Oxygen
- B. Hydrogen
- C. Carbon Dioxide
- D. Silicon
View Answer
A. Oxygen
Which from the following is true for
Options:
- A. Sound cannot travel through a vacuum
- B. Sound cannot travel through gases
- C. Sound cannot travel through liquids
- D. Sound cannot travel through solids
View Answer
A. Sound cannot travel through a vacuum
The density of water is __________?
Options:
- A. 1 g/cm3
- B. 1.5 g/cm3
- C. 2 g/cm3
- D. none of these
View Answer
A. 1 g/cm3
The device used to convert Alternate Current into Direct Current is called?
Options:
View Answer
Bronze medal is made up of metals ?
Options:
View Answer
The energy value of food is measured in_______?
Options:
View Answer
Each day human body breathe in __________ liters of air.
Options:
- A. 5,000 to 10,000
- B. 10,000 to 15,000
- C. 15,000 to 20,000
- D. 20,000 to 25,000
View Answer
B. 10,000 to 15,000
When white light is passed through a prism, it splits into __________ colours.
Options:
- A. 5
- B. 6
- C. 7
- D. 8
View Answer
C. 7
Radioactivity was discovered by __________?
Options:
- A. Kelvin
- B. Thomson
- C. Rutherford
- D. Bacquerel
View Answer
D. Bacquerel