2701. Which material is a good electrical conductor?
✅ C. Copper
a: Dry wood | b: Glass | c: Copper | d: Rubber Read more
Everyday Science MCQs – Page 136
2702. Which type of wave can travel through a vacuum?
✅ A. Electromagnetic wave
a: Electromagnetic wave | b: Sound wave | c: Seismic S-wave | d: Water wave Read more
2703. What is the pH of a neutral solution at about 25°C?
✅ C. 7
a: 1 | b: 14 | c: 7 | d: 4 Read more
2704. What is the center of an atom called?
✅ D. Nucleus
a: Molecule | b: Electron shell | c: Isotope cloud | d: Nucleus Read more
2705. Which energy source is renewable?
✅ C. Solar energy
a: Coal | b: Natural gas | c: Solar energy | d: Petroleum Read more
2706. Which natural satellite orbits Earth?
✅ D. The Moon
a: Phobos | b: Europa | c: Titan | d: The Moon Read more
2707. What is the change from gas to liquid called?
✅ C. Condensation
a: Sublimation | b: Melting | c: Condensation | d: Evaporation Read more
2708. What is the approximate speed of light in vacuum?
✅ B. 300,000 km/s
a: 30,000 km/s | b: 300,000 km/s | c: 3,000 km/s | d: 3,000,000 km/s Read more
2709. What is the nearest star to Earth?
✅ B. The Sun
a: Polaris | b: The Sun | c: Proxima Centauri | d: Sirius Read more
2710. Which instrument measures temperature?
✅ A. Thermometer
a: Thermometer | b: Voltmeter | c: Seismometer | d: Barometer Read more
2711. What is the process of liquid changing into gas called?
✅ A. Evaporation
a: Evaporation | b: Freezing | c: Condensation | d: Deposition Read more
2712. Which instrument measures atmospheric pressure?
✅ C. Barometer
a: Anemometer | b: Thermometer | c: Barometer | d: Hygrometer Read more
2713. What is the main gas in Earth’s atmosphere?
✅ D. Nitrogen
a: Oxygen | b: Argon | c: Carbon dioxide | d: Nitrogen Read more
2714. Which layer helps protect Earth from much of the Sun’s ultraviolet radiation?
✅ B. Ozone layer
a: Troposphere only | b: Ozone layer | c: Inner core | d: Mantle Read more
2715. Which vitamin can the skin produce with adequate sunlight exposure?
✅ C. Vitamin D
a: Vitamin B12 | b: Vitamin K | c: Vitamin D | d: Vitamin C Read more
2716. What is the SI unit of force?
✅ D. Newton
a: Watt | b: Joule | c: Pascal | d: Newton Read more
2717. Which organ pumps blood around the human body?
✅ D. Heart
a: Liver | b: Lung | c: Kidney | d: Heart Read more
2718. What force pulls objects toward Earth?
✅ C. Gravity
a: Buoyancy | b: Magnetism | c: Gravity | d: Friction Read more
2719. At standard atmospheric pressure, water boils at what temperature?
✅ C. 100°C
a: 150°C | b: 0°C | c: 100°C | d: 50°C Read more
2720. Which planet is known as the Red Planet?
✅ A. Mars
a: Mars | b: Venus | c: Mercury | d: Jupiter Read more