SNC2D Grade 10 Science Exam Review



Thanks Liam!

SNC 2D1 Exam Review

!Part A: Chemistry
1. Distinguish between a chemical and physical change.
2. Name the chemical families on the periodic table.
3. What is a diatomic molecule? List all the diatomic molecules.
4. What is an ion? Know ionic charges for the groups in the periodic table. 5. Distinguish between ionic, polyatomic and molecular compounds.
6. What is the Law of Conservation of Mass?
7. IfthereactionA+B→C+Doccursandthemassesare:

A = 12 g, B = 15 g and C = 9g, calculate the mass for D.
8. List the 5 types of chemical reactions that occur. Identify clues to distinguish between each.
9. Distinguish between an acid and a base.
10. What is the pH scale? Where are acids found on the scale? Where are bases found on the scale? 11. What is happening in a neutralization reaction?
Textbook Review Questions
P!ages 302-306 #1-5, 7-11, 13-17, 19, 20, 22-27, 30, 32-34, 36, 37, 41-45, 47-49, 53, 54, 56, 59

Part B: Organ Systems
Textbook Review Questions
P!ages 158-163 #1-15, 17, 20, 21-24, 26-36, 41, 42, 47, 48, 57, 67

!Part C: Light Optics
1. What is the electromagnetic spectrum?
2. Define the following:
a) reflection b) refraction c) angle of incidence d) reflected ray e) refracted ray f) angle of reflection g) angle of refraction
3. What are the properties (SALT) of images in:

a. A plane mirror?
b. A concave mirror at the different object locations? c. A convex mirror?
d. A converging lens at the different object locations? e. A diverging lens?

4. What is the difference between a concave and convex mirror? 5. Use SALT to describe the following images:

i.” ii. ” iii.” iv.” v.”

6. A concave mirror has a focal length of 8.0 cm. An object with a height of 0.80 cm is placed 12.0 cm in front of the mirror. Calculate the image distance and the image height. Describe the SALT characteristics.
7. Draw a scale diagram (with a concave mirror) to locate and describe (SALT) the image given:
f=20.0mm,ho =20mm,anddo =55.0mm.

8. An object 0.9 m tall is placed 2.8 m in front of a convex mirror that has a focal length of -1.0 m. Calculate the image distance and the image height.
9. How is the density of a medium related to its refractive index?
10. Define total internal reflection. What conditions are necessary for this to occur?

11. What is the speed of light in zircon if the index of refraction is 1.92?
12. The speed of light in a solid is 1.96 x 108 m/s. Calculate the index of refraction.
13. Describe the following natural phenomena:
a) rainbows b) mirages
14. Draw a scale diagram (with a converging lens) to locate and describe (SALT) the image given: f=45.0mm,ho =12.5mm,anddo =36.0mm
15. Draw a scale diagram (with a diverging lens) to locate and describe (SALT) the image given: f=-20.0mm,ho =12.0mm,anddo =25.0mm
16. What is the difference between a converging and diverging lens?
17. What are the different parts of the eye? What are they responsible for?
18. What are the different focusing problems that the eye can have? How can they be corrected?

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!Textbook Review Questions
Pg. 590-594 #1-14, 16, 20, 21, 23-29, 31-33, 39, 40, 43, 45-47

!Part C: Climate Change

!1. Whatisthedifferencebetweenweatherandclimate?
2. The Sun radiates energy onto all surfaces of the Earth’s surface. Explain two reasons why the climate at Earth’s poles is colder than the climate at the equator.
3. How do bodies of water affect local temperatures?
4. What does it mean to be Anthropogenic?
5. The amount of light reflected by an object is called ____________.
6. What is a heat sink?
7. What is a carbon sink?
8. How does deforestation contribute to climate change?
9. If temperatures climb, more H2O(g) will be released from surface water. Why would this create a feedback

loop? What kind of feedback loop would it be? Sketch the feedback loop.
10.Identify one natural phenomena and one human activity known to affect climate.
11.There are many negative effects of power plants that burn fossil fuels such as coal. Choose one alternative

method for generating electrical energy, and list two reasons why this method would be a good choice. 12.Why are the Arctic and Antarctic regions the most likely regions of the planet to show drastic changes caused

by global warming more than any other area?
13.Give 3 specific ways humans produce GHG’s and give a way for each that we could do to reduce the amount

we produce.