Orbital period of the planet Mercury around the sun is ________?

✅ A. 5000

a: 5000 | b: 1005 | c: 500 | d: 50 Read more

✅ A. Lens

✅ C. Barometer

a: Anemometer | b: Thermometer | c: Barometer | d: Hygrometer Read more

✅ B. The Sun

a: The Moon | b: The Sun | c: Earth's core alone | d: Tides alone Read more

✅ D. Processes materials so they can be used again

a: Prevents all waste automatically | b: Creates new raw materials from nothing | c: Always turns waste into fuel | d: Processes materials so they can be used again Read more

✅ D. Barometer

a: Thermometer | b: Hygrometer | c: Anemometer | d: Barometer Read more

✅ C. Photosynthesis

a: Respiration only | b: Digestion | c: Photosynthesis | d: Fermentation Read more

✅ D. 3

a: 2 | b: 4 | c: 5 | d: 3 Read more