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Review

Page history last edited by PBworks 15 years, 10 months ago
 

REVIEW: CYCLE 1 SCIENCE

Answer the questions using full sentences that include the question in the answer. 

 
MATERIAL WORLD
 
1.      Explain the differences between a solid , liquid , and gas.
 
2.      Based on the following data, will rubber float (be buoyant) or sink in corn syrup?

 
Volume
Mass (g)
Rubber
4.18 cm3
5.6
Corn Syrup
20 mL
27.6

 
3.      a) The pH of ocean water is 8.0. The pH of cheese is about 5.5. State whether each subject is an acid, base, or neutral.

b) What pH value corresponds to a neutral substance?

 

4.      a) What is the difference between a physical and a chemical change?

b) Give an example of each.

 

5.      a) Draw a diagram of each of the 4 mixture separation techniques in process (sedimentation, decantation, filtration, distillation).

b) For each technique give an example of a solution that it can separate.

 

6.      Explain the differences between an atom, an element, a molecule, and a compound.
 
 
LIVING WORLD

 

7.      What are the 7 characteristic of living things (MRS GREN)
 
8.      Explain the difference between a living thing’s habitat and its ecological niche.
 
9.      Define the following: food web, producer, consumer, decomposer.
 
10.a) Draw and label a diagram of both a plant cell and an animal cell.

b) Describe the shape of each cell.

c) What do both cells have in common?

d) What difference are there between both cells?

 

11.a) Explain the difference between a physical and a behavioural adaptation.

b) Give an example of each

 

12.What is the difference between a gene and a chromosome?
 
13.How do adaptations lead to evolution?
 
14.Explain the difference between osmosis and diffusion
 
15.a) Write the chemical reaction for photosynthesis.

b) Write the chemical reaction for cellular respiration.

c) Explain how these two processes form a cycle.

d) Explain how energy from the sun becomes transformed into energy to power the human body.

 
EARTH & SPACE

 

16.Define: biosphere, atmosphere, hydrosphere, lithosphere
 
17.Name the layers of the atmosphere, beginning with the one closest to Earth and ending with the one farthest from Earth.
 
18.What is the difference between a rock and a mineral?
 
19.Name and describe the three main types of rock.
 
20.Name and describe the characteristics that we use to identify rocks & minerals.
 
21.a) Name & describe the different types of soil.

b) What type of soil is best for growing plants?

c) Name & describe the different layers of soil found in the ground.

 

22.What are the tectonic plates?
 
23.What causes a volcano to erupt?
 
24.What causes an earthquake?
 
25.How are mountains formed?
 
26.Draw a labeled diagram of the “water cycle”
 
27.Name and describe the various renewable energy sources. List the advantages and disadvantages of each.
 
28.Name the planets in order of increasing distance from the sun.
 
29.Define: comet, meteor, aurora borealis
 
30.The moon does not emit light. What lights up the moon?
 
31.a) What causes a solar eclipse?

b) What causes a lunar eclipse?

 

TECHNOLOGICAL WORLD
 
32. a) Name, describe and state the purpose of each of the 7 simple machines.

b) Provide an example of each

 

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