Answer:
False
Explanation:
Density is more of a physical property
Answer:
Fruit Punch
Explanation:
A pure substance is whereby there is only one type of element or a compound in the periodic table in the substance.
Carbon: Well its just C in the periodic table, so this is definitely pure.
Water Molecule: What makes water? H2O right? Contains Hydrogen and Oxygen, and as we all know H2O is a compound, therefore this is a pure substance.
Fruit Punch: What makes fruit punch, water and fruits. Fruits may contain citric acid(a compound itself), and is mixed with water with already has a compound, so having 2 different compounds will result in a mixture and therefore it will not be pure.
Answer:
D. Community members, teachers
Explanation:
The Highscope curriculum encourages community members to have a very active role in the learning of each child, helping in their development. The activities are child-initiated and guided by parents and community members in general, having a role of partners, contrary to the role that they traditionally had as supervisors.
Answer:
h = 4 in
Explanation:
GIVEN DATA:
volume of tin
we know that
volume of cylinder is
so,
construct formula for surface area
minimize the function wrt h
solving for h we have
we kow so
h = 4 in