Make up exam core science matayom one

do in your notebook hand written

Crucible, one holed rubber stopper, wire mesh, evaporating dish, watch glass, Erlenmeyer flask, ring stand, pipette, eye dropper, graduated cylinder, conical flask, measuring cylinder

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10.

1.      What are chemical properties?  Give me two examples.

2.        What are physical properties?  Give me two. 

3.       What is the particle model for the states of matter.  Draw the different states of matter.

Ice                                                                   water                                       gas

 

4.       Here is data from our heating curve.  Make the graph based on this data and label the graph.

Time	temperature
0	3
30	5
60	7
90	10
120	20
150	50
180	70
210	80
240	90
270	94
300	95
330	96

5.        What are the following meanings

a.       Condensation

b.      Evaporation

c.       Sublimation

d.      Melting

6.        What is the difference between an independent and dependent variable?

7.        Give me three properties of metals.

8.       Describe what happens when you place a magnet under paper and place iron powder on the magnet.

9.        What is the scientific method?

10.  Give me three observations of this room.

11.  Using scientific method, you have to separate sample of iron, copper, zinc, tin, and magnesium.  How would you do this?