Name: ______Date: ______

GRADE 10 BELLRINGER REVIEW

CHEMISTRY REVIEW

1) Chemical Change: a. List observations that show there has a chemical change during a chemistry experiment. ______2) Common Household Acids and Bases

a. What is the “pH” scale used for? ______

b. Name 2 acids: ______

c. Name 2 bases: ______

d. What happens to acids and bases when you mix them together? ______e. What are “chemical Indicators” used for? ______Fill in the chart below.

PROPERTY ACID BASE Taste Feel Colour of Red Litmus Paper Colour of Blue Litmus Paper Reacts with Metals?

f. What is a pH meter? How is it used? Why is it the best way to test pH? ______

g. How is pH paper used? Why do you need a “colour card”? ______

h. Label the pH scale below with the terms “acidic”, “basic”, and “neutral”.

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14

A pH of 2 is ______times more acidic than a pH of 3. A pH of 13 is ______times more basic than a pH of 10. A pH of 5 is ______times more acidic than a pH of 9.

1 3) Types of Chemical Reactions

a. There are 4 types of chemical reactions: ______, ______, ______and ______

b) Fill in the table below.

Reaction #1 Reaction #2 Reaction #3 Reaction #4 Magnesium and Zinc and Lead (II) Nitrate Copper (II) Reactants Oxygen Gas Hydrochloric Acid and Potassium Chloride and Iodide Magensium Chemical Equation

Gases Tested + test used Type of Reaction

Products formed?

Safety Precautions

4) Neutralization Reactions

a. A neutralization reaction occurs between an ______and a ______. The products of a neutralization reaction is ______and a ______.

CELLS REVIEW

1) Function of cells:

2) Difference between animal and plant cells:

3) Fill in the Chart: Part Function Part Function Cell Wall Nucleus

Cell membrane Nucleolus

Mitochondria Vacuole

Golgi Apparatus Nuclear Membrane

Ribosomes Chlorophyll

Chloroplasts Cytoplasm

Lysosomes Lysosomes

4) Stages of Mitosis and description of each phase:

2 5) Frog Dissection – Label the parts

6) Label the parts of the microscope: 7) 4 rules for biological diagrams:

CLIMATE CHANGE REVIEW

1) METHODS OF HEAT TRANSFER

a) List the 3 methods of heat transfer. ______, ______, ______

b) Identify the heat transfer method needed for each scenario. i) Cooking a steak in a frying pan ______ii) heating leftovers in a microwave oven ______iii) A hot air balloon rises up in the sky ______

c) Think of an example of a scenario for each of the heat transfer methods. Discuss how heat is transferred in each example.

Conduction Example: ______Explanation: ______

Convection Example: ______Explanation: ______

Radiation Example: ______Explanation: ______3 d) Draw a diagram of the equipment used for each of the heat transfer demonstrations that you saw in class. Briefly describe what you observed during each of the demonstrations.

I) CONDUCTION II) CONVECTION III) RADIATION

2) MONITORING CLIMATE CHANGE

a) What are ice cores? How are they formed? Where do they come from? ______

b) What would you find within a typical ice core? ______

c) How do scientists use ice cores to assess evidence of climate change? ______

d) What other methods can you use to monitor climate change? ______

3) Radiation

a) Give and example of a high albedo surface outdoors. ______

b) How could you measure the ability of a surface to absorb light radiation? ______

c) Can a black surface give off radiation? If yes, what type of radiation?

LIGHT AND OPTICS REVIEW

1) ELECTROMAGNETIC SPECTRUM

a) What is the electromagnetic spectrum? ______

b) Draw a labelled diagram of the electromagnetic spectrum. Label the names of all types of waves, from largest wavelength to shortest wavelength.

c) What is a prism? What happens when white light is directed at a prism? Why? ______

Draw a picture of white light passing through a prism.

4 2) COLOUR THEORIES a) What did you see when the “colour wheel” began to spin? ______

b) Does this illustrate the additive or subtractive colour theory? ______

c) Name the 3 primary additive colours. ______, ______, ______

d) What colour forms when: red mixes with blue ______blue mixes with green ______green mixes with red ______3) OPTICAL DEVICES a) Sketch a ray diagram of each. Show the incident rays and the reflected rays.

Concave Mirror Convex (diverging) Lens

Convex Mirror Concave (converging) Lens

b) What is a solar oven/cooker? What type of mirror is used? How does it work?

c) Which type of lens is used to correct the following vision problems: - Near-sightedness: ______- Far-sightedness: ______d) Fill in the table below: Type of Light Diagram of Demo. Explanation of Demo.

Ultraviolet (UV) light

Infrared Light

Incandescent vs. Fluorescent Light

Chemiluminescent Light

4) LAW OF REFLECTION: a) Use a diagram to explain the Law of Reflection. Label: plane mirror, ray of incidence, ray of reflection, normal, angle of incidence, angle of reflection.

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