An object travels 994 metres in 7 seconds. What is its average speed in metres per second?

✅ B. Mars

a: Venus | b: Mars | c: Mercury | d: Jupiter Read more

✅ B. Kidney

a: Stomach | b: Kidney | c: Spleen | d: Pancreas Read more

✅ A. DNA

a: DNA | b: Starch | c: Chlorophyll | d: Haemoglobin Read more

✅ B. Gravity

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

✅ D. 18000

a: 180 | b: 1800 | c: 1018 | d: 18000 Read more

✅ A. Copper

a: Copper | b: Rubber | c: Dry wood | d: Glass Read more

✅ A. 4000

a: 4000 | b: 40 | c: 1004 | d: 400 Read more

✅ C. Total greenhouse-gas emissions associated with an activity or entity

a: A tree's height | b: The weight of coal only | c: Total greenhouse-gas emissions associated with an activity or entity | d: A shoe mark in soil Read more