What law states that matter cannot be created or destroyed even when it changes?
- Correct Answer: conservation of mass
- modification of mass
- Action of mass
- Transfer of mass
Explanation: Matter cannot be created or destroyed even when it changes. This is the law of conservation of mass.
More Random Questions
Q: Who has topped the Haroon Global Unicorn Index 2024?
Ans: USA
Ans: USA
Q: What do plants release into the air during photosynthesis?
Ans: Oxygen
Ans: Oxygen
Q: Melanin in skin is produced in response to exposure to what type of light?
Ans: uv light
Ans: uv light
Q: What does a green rectangular sign indicate?
Ans: Informatory
Ans: Informatory
Q: On June 14, 2024, who has become the second largest emitter of nitrous oxide in the world?
Ans: India
Ans: India
Q: What was a key factor in ad strength despite macroeconomic issues in 2025?
Ans: Reduced consumer spending
Ans: Reduced consumer spending
Q: What helps maglev trains go very fast?
Ans: magnets
Ans: magnets
Q: Which country partially joined Europe's Schengen area on April 1, 2024?
Ans: Romania and Bulgaria
Ans: Romania and Bulgaria
Q: What is the most common method for diagnosing cholecystitis?
Ans: Ultrasound
Ans: Ultrasound
Q: An apocrine sweat gland is usually associated with hair follicles in densely hairy areas, such as armpits and genital regions. apocrine sweat glands are larger than eccrine sweat glands and lie deeper in the dermis, sometimes even reaching this?
Ans: hypodermis
Ans: hypodermis
Q: On June 20, 2024, the Cabinet approved the development of a major port in Wadhawan in which state?
Ans: Maharashtra
Ans: Maharashtra
Q: Which company saw a 4.2% decline on April 10, 2025?
Ans: Tesla
Ans: Tesla
Q: Which of these materials is magnetic?
Ans: Iron
Ans: Iron
Q: What term is used to describe is the spontaneous emission of particles and radiation from atomic nuclei?
Ans: microscopic
Ans: microscopic
Q: What causes the wheels of the car to turn?
Ans: turning driveshaft
Ans: turning driveshaft
