Aleaf trapped between
two slides. under each slide is a piece of cobalt chloride
paper. this paper turns pink when water touches it.
explain why the paper on the bottom of the leaf turns
pink before the paper on the top of the leaf.

What was the land like over 500 million years ago? what was under the sea?

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

Which is the correct order in the scientific process? ask a question ® form a hypothesis ® make an observation ask a question ® make an observation ® form a hypothesis make an observation ® form a hypothesis ® ask a question make an observation ® ask a question ® form a hypothesis