5. Which characteristics means a happy and smiling appearance that create a positive mood? a. committed
b. cheerful
c. patient
d. accurate
6. What tool is used to form hipline and other areas of garments that need to be curve?
a. chalk pencils
c. hip curve
b. ruler
d. sewing gauge
7. Which of the following tools is used as working surface for ironing with collapsible supporting legs?
a. cutting shears
c. ironing board
b. pressing cloth
d. sleeve board

5. B. cheerful

6. C. hip curve ruler

7. C. Ironing board

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.  

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation: