Observations are made by using one of the five senses (touch, sight, taste, smell, hearing) to gather information.
Kenneth sees the rock shown below.
Kenneth wants to write down an observation about the rock in his science notebook.
Which of the following is a scientific observation?
A.
The rock came from a cave.
B.
The rock is pretty.
C.
The rock is purple.
D.
The rock is very old.