Eoc Review

What are the steps to Scientific Method?

1. Cut at least 28 pieces of 100% cotton fabric into approximately 3 inch squares. 2. Use a permanent marker to label each of the fabric pieces using all of the combinations of stain and detergent mixture. (stains= ketchup, mustard, blueberry syrup, prune juice; detergent mixtures=water, vinegar, vinegar and baking soda, commercial pre-treatment, commercial laundry detergent, vinegar and baking soda paste +laundry detergent, commercial pre-treatment + laundry detergent. 3. Place a stain on each sample according to the labels. W=water (50mL) V=vinegar (50mL) V+bs=vinegar +baking soda solution (30mL vinegar/20mL baking soda) cpst+w=commercial pre-stain treatment +water (20mL commercial pre-stain treatment +30mLwater) ld=laundry detergent +water (20mL laundry detergent+30mL water)vbp+ld=vinegar, baking soda paste + laundry detergent (10mLvinegar+40mL baking soda)+(20mL laundry detergent +30mL water) cpst+ld= commercial pre-stain treatment + laundry detergent 20mL commercial pre-stain treatment +30mLwater) + (20mL laundry detergent+30mL water) 4. Place each sample in the detergent mixture and scrub for 2 minutes. 5. Remove excess liquid and compare the samples when they are dry.

What is bias?

Name the structure

Label A, B, C, D

Organic Molecules

C________________

______________ns

__p___

________ _c___

Levels or organization

____>tissue > ______ > ______ > organism