Speed of sound in water at 20 °C is___________...? Mcqs

✅ Correct Answer: 1474 m/s

✅ Correct Answer: small intestine

✅ Correct Answer: Igneous rock

✅ Correct Answer: Galvanization

✅ Correct Answer: Hardness

✅ Correct Answer: 3 weeks

✅ Correct Answer: 0°C

✅ Correct Answer: Star

✅ Correct Answer: Kilogram

✅ Correct Answer: 1235

✅ Correct Answer: heterotrophs

✅ Correct Answer: inverted

✅ Correct Answer: Parabolic concave

✅ Correct Answer: Osmium

✅ Correct Answer: Collagen

✅ Correct Answer: smallest particle of an element which can undergo a chemical reaction

✅ Correct Answer: 997 kg/m³

✅ Correct Answer: Composting

✅ Correct Answer: 100’C

✅ Correct Answer: peat

✅ Correct Answer: None

✅ Correct Answer: Nitrous oxide

✅ Correct Answer: Convex

✅ Correct Answer: Meteorology

✅ Correct Answer: 273.16 K

✅ Correct Answer: Electrical signals

✅ Correct Answer: Jupiter

✅ Correct Answer: 300,000 km/s

✅ Correct Answer: A sea bird

✅ Correct Answer: Adrenalin

✅ Correct Answer: Radical substitution

✅ Correct Answer: Nitrogen

✅ Correct Answer: Sun, moon

✅ Correct Answer: Potential energy

✅ Correct Answer: Float

✅ Correct Answer: Ununoctium

✅ Correct Answer: Neptune

✅ Correct Answer: Tetrafluoroethane

✅ Correct Answer: 1.225 kg/m3

✅ Correct Answer: A class of nucleic acids

✅ Correct Answer: Cooling

✅ Correct Answer: 348 K Calories/100 gram

✅ Correct Answer: Erythrocytes

✅ Correct Answer: 90%

✅ Correct Answer: 332 m/s

✅ Correct Answer: Leg

✅ Correct Answer: Latitude

✅ Correct Answer: 6.5-8.5

✅ Correct Answer: Solid Carbon dioxide

✅ Correct Answer: radio active gas

✅ Correct Answer: Flintglass

✅ Correct Answer: Karman line

✅ Correct Answer: 1200 k Calories

✅ Correct Answer: 88 days

✅ Correct Answer: 1 g/cm3

✅ Correct Answer: Uranium Plutonium Oxide

✅ Correct Answer: 32 feet

✅ Correct Answer: acellular

✅ Correct Answer: Bromine

✅ Correct Answer: Sugar

✅ Correct Answer: Polar solvent