Identify
a safety precaution a teacher must implement when conducting a demonstration that explores the influence of heating and cooling on the
state of matter , when placing a mirror 20 cm above a kettle.

Question

Identify
a safety precaution a teacher must implement when conducting a demonstration  that explores the influence of heating and cooling on the
state of matter , when placing a mirror 20 cm above a kettle.

Answer

Use ice for the demonstration

Answer

Wear gloves when holding the mirror

Answer

Use a Bunsen burner instead of a candle

Answer

Use a kettle instead of a Bunsen burner

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Identify a safety precaution a teacher must implement when conducting a demonst...

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