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Everyday Science MCQs Quiz Test With Answers
Q.1: The SI base unit for mass is——-?
- Gram
- Pound
- Kilogram
- Ounce
C
Q.2: The average speed of a moving object during a given interval of time is always:
- the magnitude of its average velocity over the interval
- the distance covered during the time interval divided by the time interval
- one-half its speed at the end of the interval
- its acceleration multiplied by the time interval
- one-half its acceleration multiplied by the time interval
B
Q.3: Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 60km/h and the other is moving at 40km/h mph. In how many hours will they meet?
- 2.5
- 2.0
- 1.75
- 1.5
- 1.25
D
Q.4: All of the following statements are incorrect except:
- Precision and accuracy should go side by side in a scientific work
- Scientific work must be precise, accuracy is not essential
- Scientific work must be accurate, precision is not essential
- Calculations must be made before any experiment
A
Q.5: An atom is——-?
- smallest indivisible particle in an element
- building block of an element
- always smaller than molecule
- smallest particle of an element which can undergo a chemical reaction
D
Q.6: Which of the following is a substance?
- Sea water
- Brass
- Tape water
- Graphite
- Sand
D
Q.7: Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally——-?
- ionic substances
- metallic substances
- molecular solids
- covalent network solids
B
Q.8: All of the following substances are crystalline except——-?
- Ice
- Diamond
- Sucrose
- Plastic
D
Q.9: Honey contain glucose and fructose along with some other ingredients, it has greater viscosity due to——?
- hydrogen bonding
- irregular shape of the molecules
- irregular shape of the molecules and strong inter-molecular forces
- greater molecular size
C
Q.10: Rate of evaporation of petrol is greater than that of water at room temperature because:
- petrol molecules do not have any hydrogen bond
- petrol is an organic compound
- water molecules have small size
- petrol molecules have greater size
A