Match the following items. 1. balance observation using "how much". 2. graduated cylinder primary unit of mass. 3. hypothesis proposed explanation.4. L unit of volume. 5. quantitative instrument of volume.6. kg instrument of mass. 7. qualitative descriptive observation.

1. balance observation using "how much" = 5. quantitative instrument

2. graduated cylinder = 4. quantitaive instrument of volume

3. hypothesis proposed explanation= 7. qualitative descriptive observation

4. unit of volume= L

6. kg = primary unit of mass

Explanation:

there seem to be some typo error in uploading question but still it was clear to answer.

quartz

explanation:

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?