Question

True Or False ....
1. The relative density of a substance gives us an idea of whether the substance will sink or float in water.
2. Whales have a special organ in their body which is known as the air bladder.
3. A substance with relative density less than 1 implies that it is heavier than water and therefore it sinks in it.
4. A hydrometer is an instrument used for measuring the relative density of liquids.
5. Relative density is also termed as specific gravity.
Plz answer this fast .... ​

Answer 1

True - T

False - F

1. T

2. T

3. F

4. IDK

5. T