An object travels 90 metres in 15 seconds. What is its average speed in metres per second?

✅ B. Gravity

a: Buoyancy | b: Gravity | c: Friction | d: Magnetism only Read more

✅ A. 13000

a: 13000 | b: 1013 | c: 1300 | d: 130 Read more

✅ B. 95

a: 96 | b: 95 | c: 94 | d: 97 Read more

✅ B. Organisms interacting with each other and their physical environment

a: A weather instrument | b: Organisms interacting with each other and their physical environment | c: Only a single animal | d: A mineral deposit Read more

✅ C. Carolus Linnaeus

✅ D. Barometer

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

✅ C. 32000

a: 1032 | b: 3200 | c: 32000 | d: 320 Read more

✅ B. Lithium