The image of bird feathers left in a rock is.
a cast
a mold
a burrow
an imprint
a trace fossil.

choose more than one

You have 2 plants of the same type and same size, same amount of leaves. one of them is put inside the house and the other one is put in the balcony. you water them saturday, one plant with 200 ml and the other with 400 ml of water. which one of your plants need less water? explain.

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these