3641. Which type of wave can travel through a vacuum?
✅ B. Electromagnetic wave
a: Sound wave | b: Electromagnetic wave | c: Seismic S-wave | d: Water wave Read more
✅ B. Electromagnetic wave
a: Sound wave | b: Electromagnetic wave | c: Seismic S-wave | d: Water wave Read more
✅ A. Evaporation
a: Evaporation | b: Freezing | c: Deposition | d: Condensation Read more
✅ A. Solar energy
a: Solar energy | b: Coal | c: Petroleum | d: Natural gas Read more
✅ A. Barometer
a: Barometer | b: Hygrometer | c: Anemometer | d: Thermometer Read more
✅ C. Nitrogen
a: Carbon dioxide | b: Argon | c: Nitrogen | d: Oxygen Read more
✅ B. Condensation
a: Sublimation | b: Condensation | c: Melting | d: Evaporation Read more
✅ D. 300,000 km/s
a: 30,000 km/s | b: 3,000 km/s | c: 3,000,000 km/s | d: 300,000 km/s Read more
✅ D. Ozone layer
a: Inner core | b: Mantle | c: Troposphere only | d: Ozone layer Read more
✅ C. The Moon
a: Phobos | b: Europa | c: The Moon | d: Titan Read more
✅ B. The Sun
a: Polaris | b: The Sun | c: Sirius | d: Proxima Centauri Read more
✅ C. Vitamin D
a: Vitamin B12 | b: Vitamin C | c: Vitamin D | d: Vitamin K Read more
✅ D. Newton
a: Pascal | b: Watt | c: Joule | d: Newton Read more
✅ A. Thermometer
a: Thermometer | b: Voltmeter | c: Barometer | d: Seismometer Read more
✅ B. Heart
a: Lung | b: Heart | c: Kidney | d: Liver Read more
✅ B. 100°C
a: 50°C | b: 100°C | c: 0°C | d: 150°C Read more
✅ A. Barometer
a: Barometer | b: Hygrometer | c: Thermometer | d: Anemometer Read more
✅ C. Gravity
a: Friction | b: Buoyancy | c: Gravity | d: Magnetism Read more
✅ B. Evaporation
a: Condensation | b: Evaporation | c: Deposition | d: Freezing Read more
✅ A. Mars
a: Mars | b: Mercury | c: Venus | d: Jupiter Read more
✅ A. Nitrogen
a: Nitrogen | b: Carbon dioxide | c: Oxygen | d: Argon Read more