Rainbow 🌈 mind map Mass
Definition: Amount of matter present
Quantity: Fundamental quantity
Units: CGS- g , MKS - kg , FPS - pound , SI- kg
Relations: 1 kg = 1000 g
1 pound =453.59 g
Multiple units: quintal , metric ton
Submultiple units: mg , g
Devices to measure mass:
- Beam balance
- A jeweler's balance
- An electronic weighing machine
The simple beam:
Rainbow 🌈 MCQ Topic - Mass
1. Mass is amount of
ANSWER= (B) amount of matter present
Explain:- Mass is amount of matter present
2. Mass is
ANSWER= (C) Fundamental quantity
Explain:- Mass is a fundamental quantity
3. S.I unit of Mass is
ANSWER= (C) kg
Explain:- S.I unit of Mass is kg
4. 1.5 kg = _______
ANSWER= (B) 1500 g
Explain:- 1.5 kg = 1500 g
5. 5 metric tones = 5000 quintal = ______ kg
ANSWER= (A) 500000 kg
Explain:- 5 metric tones = 5000 quintal = 500000 kg
6. Name device used to measure mass
ANSWER= (D) all of above
Explain:- Mass of a body is measured by devices named - a jeweler's balance , beam balance and an electronic machine.
7. Beam balance is balanced when
pointer in the middle is horizontal and beam is vertical
ANSWER= (A) pointer in the middle is vertical and beam is horizontal Explain:- Beam balance is balanced when pointer in the middle is vertical and beam is horizontal.
