Science Fair and Crystal Experiments

Science Fair and Crystal Experiments

Assessment

Interactive Video

Science, Chemistry, Biology

4th - 5th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video begins with a discussion on the impact of experienced teachers on new educators. It transitions into a science experiment involving crystal formation using borax and hot water. The process is explained step-by-step, highlighting the importance of saturated solutions and the role of temperature in crystal growth. The video concludes with encouragement for participating in science fairs and utilizing available resources for educational projects.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did the speaker learn from observing 27 different teachers?

The best ways to grade assignments

How to create engaging lesson plans

The importance of peer influence in teaching

How to manage a classroom effectively

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main ingredient used in the crystal experiment?

Salt

Sugar

Borax

Baking soda

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is hot water used in the crystal experiment?

To speed up the reaction

To make the solution more acidic

To dissolve the borax more effectively

To change the color of the solution

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is used to shape the crystals in the experiment?

Plastic molds

Metal wires

Straws

Pipe cleaners

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the crystals as the solution cools?

They crystallize and harden

They evaporate

They dissolve completely

They change color

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the speaker's response to safety concerns about the experiment?

The experiment is not recommended for children

The burning sensation will last a few weeks

The experiment should be done with adult supervision

The experiment is completely safe

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the speaker's view on homemade ornaments?

They are too difficult to make

They are not as beautiful as store-bought ones

They hold sentimental value

They are expensive to create

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