Physical and Chemical Changes
Classifying Matter
Parts of an atom
Elements
Metric Conversions and Sig Figs
200
An apple being cut is an example of this
What is physical change
200
Iron is an example of this.
What is a pure substance, element?
200
A is pointing to this.
What is a proton?
200
What element is Hg?
Mercury
200
Convert 0.0530 g to mg
Make sure to keep sig figs
53.0 mg
250
iron rusting is a form of this.
What is chemical change?
250
Ice is an example of this.
What is a pure substance, compound?
250
B is pointing to this.
What is a neutron?
250
What is the element symbol for Iron?
Fe
250
Convert 0.004567 km to cm
456.7 cm
300
Baking soda reacting with water is an example of this.
What is chemical change?
300
Vinegar and oil is an example of this.
What is a heterogenous mixture?
300
C is pointing to this.
What is the nucleus?
300
What element is Ne?
Neon
300
Convert 482.6 mm → m
0.4826 m
350
Sugar dissolving in water is an example of this.
Physical change
350
Air is an example of this.
What is homogenous mixture?
350
E is pointing to this?
What is an electron?
350
What is the name for the element Ca?
Calcium
350
Convert 0.06340 kg → g
63.40 g
400
Grass growing is an example of this.
Chemical change
400
Benzene (C4H4) is an example of this.
What is pure substance, compound?
400
D is pointing to this.
What is the electron cloud?
400
What is the symbol for copper?
Cu
400
Convert 3.429 × 10⁴ mg to g.
34.29 g