Question

• Choose the correct option (one mark each):
1) Which of the following is not compound?
A) Water B) Methane
C) Sugar D) Copper
2) Chemical formula for calcium carbonate is
A) CaCO3 B) CaCO4
C) CaO
D) CaCO2
3) correct equation for position velocity relation is
A) V-u?=2as B) v=u + at
C) s= ut + 1/2 ať
D) 2vs-u+v?
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Answer 1

Answer:

good topic but i dont know