10B CANDLE LAB
The candle is in the pie pan, with water in it.
When you put the test tube over the candle, the water rose up and the fire went out.
Conclusions:
1. What gas is needed for the candle to burn?
Oxygen is needed for the candle to burn.
2. What happened once you inverted the test tube? Why?
The water rose up since the low pressure air in the tube went down, and high pressure rose up, causing the fire to go out.
3. What happened to the temperature of the air inside the test tube once it was inverted over the flame?
The air inside the test tube increased in temperature as it was inverted over the flame.
4. What happened to the air pressure inside the test rube?
The air pressure inside the test tube increased since the air warmed up..
When you put the test tube over the candle, the water rose up and the fire went out.
Conclusions:
1. What gas is needed for the candle to burn?
Oxygen is needed for the candle to burn.
2. What happened once you inverted the test tube? Why?
The water rose up since the low pressure air in the tube went down, and high pressure rose up, causing the fire to go out.
3. What happened to the temperature of the air inside the test tube once it was inverted over the flame?
The air inside the test tube increased in temperature as it was inverted over the flame.
4. What happened to the air pressure inside the test rube?
The air pressure inside the test tube increased since the air warmed up..