Engage Pretend you have a container of salt and a container of trail mix. How could you physically

separate the sodium and the chlorine from the salt? How could you separate the pieces in the

train mix?



• Atoms are the blocks of . An atom is the

unit of an element that maintains the properties of that

element.

o They combine with another to make different .

• A molecule is or more atoms that are

combined.

• Elements are made up of one or more of the same type of

that are chemically .

• Elements can not be broken down into substances.

• Compounds are molecules that are made up of different elem

If these are the missing choices: a. to determine skin temperature, place the back of your hand against the patient's skin.b. determine body temperature by touching the patient's hands and feet.c. skin temperature will tell you very little about this patient's condition or well-being.d. the patient's skin temperature and color will likely be warm and red.my answer is: a. to determine skin temperature, place the back of your hand against the patient's skin. using the back of the hand to check for temperature rather than the palm is more effective because the back of the hand has more nerves that can feel and transmit the temperature than the palm.