Name __________________________Lab # ___
Period ______ Date ______________
1. In science we use the _________________________ system for measurements.
2. The genetic molecule common to all living things is
3. The internal process of
.
___________ enables living things to survive changing conditions.
4. The three types of variables in an experiment are
1 ______________________________________________________________
2. _____________________________________________________________
3. _____________________________________________________________
5. Identify the characteristic of living things shown in each picture.
6. Describe the contributions of the scientists listed below.
Robert Hooke—_____________________________________________________________________________________________
Anton van Leeuwenhoek—__________________________________________________________________________________
Theodore Schwann—________________________________________________________________________________________
Mathias Schliedam—________________________________________________________________________________________
Robert Virchow—____________________________________________________________________________________________
Francisco Redi—_____________________________________________________________________________________________
Louis Pasteur—______________________________________________________________________________________________
7. How are prokaryotic and eukaryotic cells different? ________________________________________________________
______________________________________________________________________________________________________________
8.
List the three parts of the cell theory.
_______________________________________________________________________________________________________________________
_______________________________________________________________________________________________________________________
_______________________________________________________________________________________________________________________
9. A molecule that has electrically charged ends if called a ____________________ molecule.
10. _____________________________ _____________________ describes how water moves against gravity and can travel up a
plants roots into its stem and leaves.
11. _________________________ _______________________ describes how the surface of water acts like a skin and seals up quickly
after being disturbed. This allows water striders and Jesus Christ lizard to appear to “walk” on water.
12. ____________________________ is the property of water that causes water molecules to “stick” to each other.
13. ____________________________ is the property of water that causes water molecules to “stick” to other substances. Ex.
Glass of water sweats and sticks to a coaster
14. A mixture forms when one substance, the _______________________, dissolves into the solvent. The property that describes the “dissolving” ability of water is_________________________________________________________________.
15. __________________ _____________________ ______________ describes the capacity of water to hold on to its heat.
16. Label the elements in the water molecules. Show which element would be positive and which would be negative.
17. Complete the chart describing the parts of an atom.
Protons
Neutrons
Electrons
Charge
Location in the atom
Responsible for the atoms_____
18. Use the periodic chart to complete the following
Chlorine’s
Sodium’s
Atomic Number ________
Bohr model of Chlorine
Atomic Number ________
Atomic Mass
________
Atomic Mass
________
Protons
________
Protons
________
Neutrons
________
Neutrons
________
Electrons
_________
Electrons
_________
Valence Electrons ________
Bohr model of Chlorine
Valence Electrons ________
19. What is an isotope? ___________________________________________________________________________________________
20. What is the purpose of a lab? _________________________________________________________________________________