subject
Geography, 20.02.2021 18:00 babygreg2001p97abr

Plz help me quickly . Materials: A clean dry transparent glass jar (e. g., a jam bottle or a bigger bottle) Warm water Ice cubes Metal lid or a piece of metal (tray) to cover the mouth of the bottle.

steps : Fill a jar with 2 inches (5 cm) of warm water and stir. Then light a match, blow it out and quickly drop it into the jar. Immediately place an ice-filled metal tray or metal lid with ice on rop. Observe what happened for a couple of minutes. Lift the metal lid off the mouth of the Jar and observe what happens.

Questions:

(1) Why did you fill the jar with warm water and not cold water?

(2) What is the purpose of dropping a match that gives out smoke? What other materials can you use instead of a match?

(3) What is the purpose of placing a metal lid or tray with ice on top?

(4) What did you see inside the jar after a couple of minutes? Explain what happened inside the jar

(5) If the experiment were repeated. without a match producing smoke what would you expect to see? No thick cloud​


Plz help me quickly ...... Materials:

A clean dry transparent glass jar (e.g., a jam bottle or a

ansver
Answers: 3

Another question on Geography

question
Geography, 22.06.2019 18:30
One of the main reasons the united states occupied japan after world war ii was that
Answers: 1
question
Geography, 22.06.2019 20:50
Which of the following areas has the highest population density?
Answers: 1
question
Geography, 22.06.2019 23:30
Which of the following best describes brazil's economy from 1650-1880? a. it gradually shifted to manufacturing as the industrial revolution progressed. b. it was based on mining. c. it was based on plantation agriculture, where slaves served as a labor force. d. it was based on small, family-owned farms.
Answers: 2
question
Geography, 23.06.2019 13:00
Which country in the video has the highest population growth rate?
Answers: 1
You know the right answer?
Plz help me quickly . Materials: A clean dry transparent glass jar (e. g., a jam bottle or a bigger...
Questions
question
Mathematics, 03.05.2020 14:17
question
Mathematics, 03.05.2020 14:17
question
Mathematics, 03.05.2020 14:17
question
Mathematics, 03.05.2020 14:17
question
Mathematics, 03.05.2020 14:17
question
Mathematics, 03.05.2020 14:17
question
Social Studies, 03.05.2020 14:17
Questions on the website: 13722360