Structure and properties of matter questions | form one Physics

A drop of water and a drop of mercury were poured separately on a clean glass surface. Which of the following conclusions would you make after making observations on the water and mercury?
A. Mercury has a greater cohesive force than water.
B. Mercury on glass shows a greater adhesive force than water.
C. Mercury and water have equal adhesive forces.
D. Water has a greater cohesive force than mercury.

Answer / Solution

UNSOLVED

Water can exist in three states, namely:
A. ice, liquid water and water vapour
B. liquid, solid and fluid
C. liquid water, solid and gas
D. vapour, gas and ice

Answer / Solution

UNSOLVED

What physical phenomenon is observed when a tea bag is dipped into a cup containing hot water?
A Surface tension
B Capillary then diffusion
C Diffusion
D Osmosis then diffusion
E Osmosis only.

Answer / Solution

UNSOLVED

The ability of a substance to recover to its original shape and size after distortion is called ______

Answer / Solution

UNSOLVED

Water wets glass but mercury does not because ____

Answer / Solution

UNSOLVED