The rock sample consisted of 25g of quartz.

The rock sample was reddish brown.

The sample contained 3 different types of bacteria.

The sample with the baking soda appeared bubbly.

The patient complained of aches and pains.

The leaves on the first plant specimen appeared healthier.

The patient had a temperature of 102 degrees.

The first plant specimen had 3 more leaves than the second specimen.

The chimp identified 12 pictures correctly.

The leaves on the second plant specimen were green, while the leaves on the first plant specimen were turning brown.

The parrots range from bright green to dark red.

The balloon increased in size from 5in to 8in around.

The brass knob on that door is not bright and shiny.

There is a spot in my front yard where the grass does not grow.

The office is not used often.

I see that iodine turns purple when I put it on a potato chip.

Someone may have spilled a toxic substance there.

The chip has starch in it.

Through the window I see the flag waving.

It must be windy out.

The fish are floating on top of the tank.

Perhaps no one fed the fish.