SNC2D Exam Review Questions

CHEMISTRY

1.Name 5 household substances that are basic. What is another word for basic?

2.Name 5 household substances that are acidic.

3.Explain the pH scale.

  1. Use the chemical equation below to explain what mass of hydrogen would be produced if 5.0 g of magnesium were mixed with 10.0 g of nitric acid and 7.5 g of magnesium nitrate is formed.

Mg + HNO3  H2 + Mg(NO3)2

5.Fill in this chart using the periodic table:

Element / # Valence Electrons / Valence / Element / # Valence Electrons / Valence
potassium / sulphur

6.Fill in this chart using the periodic table:

Compound / Number of different elements / Total number of atoms / Compound / Names of elements / Number of atoms of each element
Al2(SO3)3 / CH3COOH

7.For each type of chemical reaction, write the general reaction. Provide an example.

8.Identify the type of chemical reaction for each below, and then balance.

a)NH3  H2 + N2d)Br2 + KI  KBr + I2

b)AlCl3 + Na2CO3  Al2(CO3)3 + NaCle)C3H8 + O2  CO2 + H2

c)O2 + Fe  Fe2O3f)HgCl2 + SnCl2  Hg2Cl2 + SnCl4

9.Name each ion: CO32-NO3-NH4+SO42-PO43-ClO-HCO3-ClO3-OH-

OPTICS

1.Define each of the following methods of producing light

Bioluminescence incandescence fluorescence phosphorescence chemiluminescence

electric discharge electroluminescence

2. Rank the following sources of light in order of highest energy to lowest energy.

Radiowaves Infrared waves Gamma rays X-rays Microwaves Ultraviolet Rays

3.A slide projector has a magnification of 50. How tall will the projected image be if the slide is 2.8 cm high?

4.An object is placed 75 cm from a concave mirror. A real image is produced 50 cm away. What is the magnification?

5.A lens produces a real image that is 23 times bigger than the object. If the object is 14 cm away, how far away is the image?

6. A convex lens of a magnifying glass is held 2.00 cm above a page to magnify the print. If the image produced bythe lens is 3.60 cm away and virtual, what is the focal length of the magnifying glass?

5Rank these media from lowest to highest index of refraction:

Pyrex glass cubic zirconia air sapphire water diamond vacuum

6a) Write the word equation and mathematical equation for the index of refraction (on p.437)

b) State the value of the speed of light, c, in a vacuum.

7Using the GRASP method, complete p.438 #2, 3 (on top half of page) and p.438 #1, (on the bottom half)

8Name 3 places where concave mirrors are useful.

9Light passes from diamond to air. Draw a diagram to show this situation if the incident ray had an angle of 15°.

Describe how you could start a campfire with a converging piece of glass.

BIOLOGY

  1. What is an organelle?
  2. List the structure and function of the cell membrane, cytoplasm, nucleus, mitochondria,vacuoles, lysosomes, golgi, cell wall, ribosomes
  3. List 5 differences between plant and animal cells.
  4. List each of the stages of mitosis and describe them
  5. What is a stem cell?Why are scientists studying stem cells?

6. What does the term differentiation mean?

7 What does the term tissue mean? List the form, function and location of the following tissues: epithelial,connective, muscle, nerve, epidermal, ground,meristematic,vascular

8 List the following terms in order from biggest to smallest: cell , organelle, organ, molecule, tissue, organism, organ system

9 List the main functions of xylem and phloem. What kind of tissue are they?

10.Indicate the function of the following parts of the human respiratory system:

pharynxtrachea

bronchibronchiole

alveoluscapillary

11.Describe the functions of the following terms as they relate to the human digestive system

esophagusperistalsis

stomachsmall and large intestine

rectum

12. What are the smallest blood vessels in the body called? What process do they use to move gases? Explain this process.

CLIMATE CHANGE

  1. Distinguish between weather and climate.
  2. State 4 characteristics of the climate of southern Ontario.
  3. a) Compare the climate of S. Ontario to Saskatchewan.

b)What physical characteristic of Saskatchewan accounts for its climate being different from Nova Scotia’s climate?

  1. How is the heat of the sun distributed from the equator?
  2. Explain how the change of density of air leads to a convection current.
  3. a)Define the term albedo.b)Name 3 surfaces that have a high albedo.
  4. What are GHG’s? Name 4 examples.
  5. Compare the natural GHE to the anthropogenic GHE.