What is virus? is it living thing

Instructions:Select the correct answer. Why does a solid change to liquid when heat is added? A-The spacing between particles decreases. B-Particles lose energy. C-The spacing between particles increases. D-The temperature decreases.

If cell was factory suggest an organelle whose function would be managers computer

How do lakes form?

What is the difference between a primary and secondary source? explain and give an example?

Using two spring scales, students pull on opposite sides of a dynamic cart at rest. 7 Newtons of force is pulling left and 5 Newtons force is pulling right. Describe the motion of the cart?

What is the tube that stretches from the mouth to the anus called trachea alimentary canal eustachian tube none of the above

You are doing a mark-recapture experiment to determine the population size of the mendaliens living on an island in my back yard. initially, you catch and mark 130 mendaliens, which you then release.

Why did Mendel study sea plants?

Are cells that carry out all of the control functions for the nervous system?

What do carbon dioxide, light energy, water have in common