Sara and Monique are investigating light in their science class. They know that light usually travels in a straight line.
However, when Sara puts a pencil into a glass of water, the pencil seems to break where the water and air meet. Monique
asks Sara questions about what she noticed
If Monique is trying to think like a scientist, why is she asking Sara questions?
She wants to copy the answers for their project
She wants to get a good score on their science test
She wants to make Sara doubt and question her ideas.
She wants to understand and check Sara's observations

1. when the tempature rises,your sweat glands and then springs into action making perspiration. some sweat evaporates with your skin taling heat with it.2.some of the blood pumped by the heart travels by your lungs to get rid of carbon dioxide and pick up oxygen.3.saliva produces by, you drinking water which saliva is 98% of. when mucus builds up in your body it also creates saliva as well as, antibacterial compunds.4.when the core body tempature drops, the shivering reflex is triggered to maintain homeostasis. for example: when you get out the pool you start to shiver because it is cold.

Hmmm i'm not sure about this one

An egg, or a sack of flour