Speed of light?
💡 Explanation: ~300000 km/s
Who discovered X-rays?
💡 Explanation: 1895 discovery
Fluid part of blood?
💡 Explanation: Plasma is liquid
WBC lifespan?
💡 Explanation: Short lifespan
Sound waves are?
💡 Explanation: Sound is longitudinal
Instrument for high temperature?
💡 Explanation: Pyrometer used
1 nanometer equals?
💡 Explanation: Nano = 10^-9
White light splits into how many colors?
💡 Explanation: Seven colors
Sound cannot travel through?
💡 Explanation: Needs medium
CNG stands for?
💡 Explanation: Compressed Natural Gas
Which is not conductor?
💡 Explanation: Silicon semiconductor
Camera uses which lens?
💡 Explanation: Convex forms image
Densest element?
💡 Explanation: Osmium densest
SI unit of pressure?
💡 Explanation: Standard unit
Vitamin D deficiency causes?
💡 Explanation: Rickets disease