Scientific Inquiry
Chemistry of Life
Humans
Skitter Scatter
Here and There
100
What is the purpose of a hypothesis
Educated guess answers a problem
100
Which is an example of physical change? A) Leave changing color B) Chopping wood C) Crushing a boulder D) B and C
D
100
Which two systems work together to provide nutrients to the cells?
Circulatory and Digestive
100
What is peristalsis?
force that moves food through esophagus.
100
What monomer is the largest source of energy in the body? A) Amino acid B) Sugar C)Starches D) Lipids
C
200
What Acronym tells of which variable goes on which axis
DRY MIX
200
What are the reactants in the following equation: Ba+ FeBr2------- BaBr2+Fe
Ba+ FeBr2
200
Define homeostasis
The ability to have your internal conditions stay the same in different environments.
200
Name the three parts of the cell theory.
All Organisms: 1. are made of more than one cell. 2. Cell are basic unit of structure, function, and organization. 3. All cells from other cells.
200
Difference between mechanical, and chemical digestion.
Mech.- breaks FOOD into smaller peices Chem. breaks down complex MOLECULES into simpler ones.
300
Define force, the tool used to measure it, and the unit of measurement.
The push or pull of an object, spring scale, Newtons
300
Lipids, Nucleic Acid, Carbs, and proteins are all examples of: A) Elements B) Monomers C)Organic Compunds D) Chemical reactions
C. They all contain carbon
300
Name the 3 categories of homeostasis and give an example of each.
water balance (kidneys regulate), maintaining temp. (sweating on a hot day), responding to stimuli (brain tells you you're hungry.
300
What are the functions of blood?
transports oxy.+nutrients to cells waste away from cells fights disease+heals wounds
300
bones are connected by __, the places where bones meet are called ____. The ends of the bone are covered with ___
ligaments, joints, cartilage
400
Matter is anything that takes up ___ and has ___. It is made up of ____.
space, mass, atoms
400
What single element does protein contain that Carbs and Lipids do not?
Nitrogen
400
Name the five functions of the skeletal system.
1. enables movement 2. provides shape+support 3. Protects internal organs 4. produces blood cells 5. store minerals (calcium, phosphorus)
400
What is the chemical equation of cellular respiration?
Oxygen+Glucose------ Water+Carbon dioxide+ energy
400
recite the movement of air through structures in the body up to the alveoli.
Nasal cavity/mouth, pharynx, epiglottis, pharynx, trachea, bronchi, bronchioles, alveoli (gas exchange)
500
C2O3Fe4 is an example of a(n): A) Compound B) Element C) Polymer D) Chemical Reaction
A
500
Name the function of Lipids, and give at least 2 examples
Store energy. Soluble and insoluble fats, waxes, and oils
500
name examples of each type of bone (pivot, fixed, ball-and-socket, gliding, hinge)
pivot- neck fixed- skull ball and socket- shoulders and hips gliding- wrist, ankle, vertebrae hinge- knee elbow
500
What is the difference between breathing and cellular respiration?
Breathing: Oxygen in, Carbon dioxide out Respiration- chem. reaction in cells to release energy from oxy. and glucose.
500
7 Characteristics that determine if something is living? Hint: CGDHERS
[made of] Cells, Grow, Different levels of organization, Homeostasis, Energy use, Reproduce, respond to Stimuli.
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