BLOCK 7/23 - 7/24
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Transcript of BLOCK 7/23 - 7/24
Thursday 7/25*** Describe the differences between
Quantitative and Qualitative Observations:
*** List the 5 properties that are shared by all “Living Organisms”:
• • • • •
Friday 7/26Scientific Process/Scientific Method
List the 6 Steps we discussed in class:• • • • • • What do you do if your Hypothesis is rejected?
Monday 7/29
• Define Independent Variable• What is another name for the I.V.?• On what axis would you graph it?
• Define Dependent Variable• What is another name for the D.V.?• On what axis would you graph it?
What are the controlled variables in an experiment?
BLOCK 7/30 – 7/31Create a Hypothesis involving tomato plants and
fertilizer (use if______then_____because_______)
Name the Independent, dependent, and controlled variables in the experiment above:
Thursday 8/1What are the 5 things required on every graph?
• • • • • The X-axis covers 34 squares on your graph paper. Your IV data ranges from 0 to 120. What scale could you use when setting up your graph? (1 square =??)
Monday 8/5Name three things relating to the Metric System:
• • •
The Metric System is based on multiples of _______ .
There are _________ centimeters in (1) meter.
BLOCK 8/6 – 8/7What do each of the following letters represent, and what is each unit’s
numeric value (if Base Unit = 1)
K H D B D C M___ ___ ___ Base ___ ___ ___
___ ___ ___ 1 ___ ___ ___What is metric unit of length?
What is metric unit of volume (liquid)?What is metric unit of mass?
Warm Up Thursday 8/8• Convert 48 centimeters (cm) to:
_______ meters (m)_______ millimeters (mm)
• Convert 245 milliliters (ml) to:_______ liters (l)
• How many mm in (1) meter? _________• How many mm in (1) cm? _________• How many cm in (1) meter? _________
Monday 8/12• How well do you think you performed on your
Quiz? (Score out of 60 points)• How did you prepare for it?
• List some things you recall regarding Chemistry:– – –
BLOCK 8/13 – 8/14Define “element”:
What 4 elements compose 90% of the mass of most organisms?
Define “atom”:
What three particles make up an atom?
Electrons in an atom’s outermost shell are called ______________ electrons
Warm Up 8/15• Atoms of the same element can have different
numbers of neutrons; these variations of an element are called:______
• An atom’s Atomic Number is equal to that element’s number of :______________
• An element’s Atomic Mass is equal to its number of _________ plus its number of __________ .
• To determine the number of neutrons, the ________is subtracted from the ________
Friday 8/16• What type of chemical bonds form between
Hydrogen and Oxygen atoms in the making of a water molecule?
• What type of chemical bond forms between two water molecules?
• What do we mean when we say that water is a polar molecule?
Warm Up Monday 8/19• Compare adhesion and cohesion:
• Describe capillary action and give an example:
• Compare hydrophilic and hydrophobic substances, and give an example of each:
Friday 8/23• What is the molecular formula for Glucose?
• Use your notes from Thursday and draw its structure:
• The storage polysaccharide found in• plants is:• animals is:• Animals store this polysaccharide where in
their bodies?
Monday 8/26• Compare Saturated vs. Unsaturated Fats:
source: phase: shape: healthy?• Draw a phospholipid bilayer as is found in a
cell membrane. Label polar and nonpolar areas:
• Which of the CHONs are in Carbohydrates?• Which of the CHONs are in lipids?
Block 8/27 – 8/28
• There are how many Amino Acids?______• From these amino acids, we can build how many
proteins? __________________
• Draw and Label the parts of an amino acid:
• When a protein is unfolded and loses its original 3- dimensional shape, it has become _____________
Thursday 8/29
• What is “Activation Energy”, and how is it affected by an enzyme?
• List two unique characteristics of enzymes:
• What is a substrate?
• What was the substrate in the Enzyme demonstration I gave on Block Day?
Monday 9/9
• How do eukaryotic and prokaryotic cells differ?
• Where is DNA found inside a eukaryotic cell?
• Where in a cell are Proteins made?
• Where does photosynthesis take place in plant cells?
• Which organelle converts energy stored in glucose into ATP (usable energy for the cell) ?
BLOCK 9/10 - 9/11• What are 3 things found in a plant cell that are not
found in animal cells?___________ __________ ___________• Compare magnification and resolution
• As cell size increases, the surface-area-to volume ratio: increases / decreases / remains the same ?
• What are the 3 components of the Cell Theory:1. 2. 3.
Thursday 9/12List Six organelles and their functions:• • • • • • Which type of cell would probably have more mitochondria, fat cells or muscle cells? Why?
Monday 9/16
• Describe the make-up of the cell membrane:
• What does “Selectively Permeable” mean?
• What is the difference between Active and Passive Transport across a cell membrane?
Block 9/17 – 9/18• Name and describe the THREE types of Passive
Transport discussed in class:
• An artificial cell contains a 20% sugar solution. Would the cell be considered Hypotonic or Hypertonic when compared to a 30% sugar solution??
• How do Active Transport processes differ from Passive Transport processes: