Physical signs : Headache
Emotional signs : Happy,guilty,
Behaviour signs : loss of interest, personality
<u>Answer:</u>
<em>Anytime observations need to be clarified. When an unusual condition need to be shown for later reference.</em>
<u>Explanation:</u>
Instead of just recording the data the is sometimes important to be sketched out as the data observed is needed to be clarified and also sometimes there is an unusual condition that occurs and hence, it is important to sketch it so that it can be used for later reference.
<em>Therefore, when we are aware of the situation we need not sketch the data.</em>
I really do not understand this but i hope you find it
Global warning is when the temperature increases worldwide
Answer:
Earth is just the right amount away from the sun, if it was too far away it would be cold. If it was too close, it would be too hot.
Explanation: