Answer the following questions correctly, please
1. A rubber duck has a weight of 3N and an upthrust of 2N. Does the duck float or sink?
2. If the upthrust exerted by the water is 300N and the weight of the boat is 300N, does the boat sink or float?
3. Mercury has a density of 13.6g/cm3. Suggest whether a cube of iron would float or sink in mercury?
4. Why does polystyrene float in water but not in the air?
5. Suggest how and why a hot air balloon floats in the air.
6. Describe and explain why the kickboard is floating in the water but the dive rings sink to the bottom of the pool.
Guys pls answer correctly
if u don't know the answers don't bother to tell me
guys I'm not being rude but all my questions get silly answers so please don't do that
Answers
Answer:
Answer the following questions correctly, please
1. A rubber duck has a weight of 3N and an upthrust of 2N. Does the duck float or sink?
2. If the upthrust exerted by the water is 300N and the weight of the boat is 300N, does the boat sink or float?
3. Mercury has a density of 13.6g/cm3. Suggest whether a cube of iron would float or sink in mercury?
4. Why does polystyrene float in water but not in the air?
5. Suggest how and why a hot air balloon floats in the air.
6. Describe and explain why the kickboard is floating in the water but the dive rings sink to the bottom of the pool.
Answer the following questions correctly, please
1. A rubber duck has a weight of 3N and an upthrust of 2N. Does the duck float or sink?
2. If the upthrust exerted by the water is 300N and the weight of the boat is 300N, does the boat sink or float?
3. Mercury has a density of 13.6g/cm3. Suggest whether a cube of iron would float or sink in mercury?
4. Why does polystyrene float in water but not in the air?
5. Suggest how and why a hot air balloon floats in the air.
6. Describe and explain why the kickboard is floating in the water but the dive rings sink to the bottom of the pool.