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Observing Convection 1 & 2

Observing Convection 1 & 2

Assessment

Presentation

•

Science

•

8th Grade

•

Practice Problem

•

Easy

Created by

Damien Hoban

Used 2+ times

FREE Resource

4 Slides • 7 Questions

1

media

Follow the steps in each stage to complete the practical experiment

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Observing Convection 1

media

We are learning about convection currents in the earth's upper mantle.
These experiments will give you a greater understanding of convetion currents

​

2

  1. Set up the Bunsen burner, tripod and gauze mat

  2. Half to two-thirds fill the beaker with tap water

  3. Place one-two teaspoons of dried tea leaves into the beaker

  4. Light the Bunsen burner and observe

Method

  • Bunsen burner

  • Heat mat

  • Tripod

  • Gauze mat

  • Matches

  • 250 mL beaker

  • Tea leaves

Materials

Observing Convection 1

3

Labeling

Label the diagram of the set up of your experiment

Drag labels to their correct position on the image

heat proof mat

beaker

gauze mat

bunsen burner

water

tripod

4

Open Ended

Hypothesis: after reading the method predict what you think will happen during the experiment.

You must show this to me before collecting your materials.

5

Draw

Draw and label the path of the tea leaves

6

Open Ended

Define convection and explain how this is an example of convection

7

media

Follow the steps in each stage to complete the practical experiment

​

Observing Convection 2

media

8

  1. Use scissors to cut off the top of the tea bag.

  2. Empty the contents of the tea bag into a beaker

  3. Unfold and straighten the empty bag. Open it so that it looks like a cylinder.

  4. Light the top rim of the bag on fire all the way around the edge.

Method

  • Tea Bag

  • Matches

Materials

Observing Convection 2

9

Open Ended

Hypothesis: after reading the method predict what you think will happen during the experiment.

You must show this to me before collecting your materials.

10

Draw

Draw a picture of the path of the tea bag

11

Open Ended

Explain how this is an example of convection

pattern-tertiary
media

Follow the steps in each stage to complete the practical experiment

​

Observing Convection 1

media

We are learning about convection currents in the earth's upper mantle.
These experiments will give you a greater understanding of convetion currents

​

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