Answer:
read the explanation, but could be physical or chemical properties, extensive or intensive.
Step-by-step explanation:
some of this observations could be a physical property (the one can be collected by the senses) or a chemical property (the one that can be collected by experience):
1.- It has a certain color.
2.- It has a definite shape.
3.- It has length.
4.- It has width.
5.- Is a solid body.
6.- Has a certain odor.
7.- It feels slippery.
8.- It has a definitive weight.
9.- It has a definite volume.
10.- It posses a certain density.
11.- It tastes waxy.
12.- It burns with help of the candlewick.
13.- It emits heat when it burns.
14.- The flame has a certain color.
15.- The flame has a certain temperature.
16.- It reacts with the air to start combustion.
17.- It changes the state of matter from solid to liquid.
18.- The flame emitted light.
19.- The flame changes color.
20.- The flame can attract smoke from another burning source.
21.- The flame change its longitude by passing the time.
22.- The size change trough the time.
23.- The volume change trough the time.
24.- The wax can not be dissolved in water.
25.- The wax can be dissolved in organic solvents.
26.- The light of the flame could change trough the time.
27.- The flame can emitted a black smoke.
28.- The candle can pass heat to the surface that is in contact.
29.- The candle when it burns emitted a sound.
30.- The candle can be reflect in another surface producing some shades.
Hope this info is useful.