Answer:
observe, question, make a testable explanation, experiment, collect and analyze data, state findings
Explanation:
D acceleration is the answer
"<span>The central vacuole is a cellular organelle found in plant cells. It is often the largest organelle in the cell. It is surrounded by a membrane and functions to hold materials and wastes. It also functions to maintain the proper pressure within the plant cells to provide structure and support for the growing plant."</span>
Answer:
Troposphere, stratosphere, mesosphere, thermosphere
this is the layers from space into earth
