Geologists generally agree that earth is about 100 million years old. about 4.55 billion years old. about 6,000 years old. as old as the hills and twice as dusty.

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

What in scientific term why the salty popcorn causes this thirst

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different