Segments in this Video

Using a Microscope (02:29)

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Lab coats, goggles, and gloves should be worn at all times during experiments, unless otherwise instructed. View demonstrations of how to carry a scalpel; how to use a microscope; and how to prepare a microscope slide.

Credits:Using a Microscope (00:16)

Credits:Using a Microscope

Spring Balance, Ticker Timer, Hodson Light Box (02:57)

View a demonstrations of how to use a spring balance attached to a retort stand; how to use a ticker timer to calculate velocity and acceleration; and how to use a Hodson light box to observe refraction and reflection.

Credits: Spring Balance, Ticker Timer, Hodson Light Box (00:19)

Credits: Spring Balance, Ticker Timer, Hodson Light Box

Connecting an Anmeter or Voltmeter (03:01)

Before connecting circuits, always ensure the power supply is switched off. View demonstrations of how to connect an anmeter in series; and how to connect a voltmeter in parallel.

Credits: Connecting an Anmeter or Voltmeter (00:18)

Credits: Connecting an Anmeter or Voltmeter

Separation Techniques (05:05)

View demonstrations of how to fold filter paper in a fan shape for maximum surface area; how to separate a mixture of solid sodium chloride, iron filings, and sand; and how to use evaporation and suction filtration to separate a solid solute from a liquid solvent.

Credits: Separation Techniques (01:32)

Credits: Separation Techniques

Testing for Gases (02:49)

Lab coats, goggles, and gloves should be worn at all times during experiments, unless otherwise instructed. View demonstrations of how to test for hydrogen gas using magnesium and hydrochloric acid; how to test for carbon dioxide gas using soda bicarbonate and vinegar; and how to text for oxygen gas using yeast and hydrogen peroxide.

Credits: Testing for Gases (00:18)

Credits: Testing for Gases

Testing for Organic Compounds (03:36)

View demonstrations of how to test for proteins using sodium hydroxide and copper sulfate; how to test for starch using potassium iodide; and how to test for glucose using Benedict's solution and hot water.

Credits: Testing for Organic Compounds (00:18)

Credits: Testing for Organic Compounds

Titration (02:00)

View a demonstration of how to use a burette and sodium hydroxide titrate to determine hydrochloric acid concentration.

Credits: Titration (00:15)

Credits: Titration

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Science Lab Skills 2


DVD (Chaptered) Price: $129.95
DVD + 3-Year Streaming Price: $194.93
3-Year Streaming Price: $129.95

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Description

Practical skills are paramount for science students, and learning laboratory techniques is an ongoing process. New skills are constantly being introduced, some of which build on more basic concepts. This instructional film demonstrates the correct and safe procedure for carrying a scalpel and using a microscope; using a spring balance, ticker timer and Hodson light box; connecting meters in circuits; separation techniques; how to test for the presence of gases or organic compounds; and how to perform a titration.

Length: 26 minutes

Item#: BVL94184

ISBN: 978-1-68272-077-6

Copyright date: ©2013

Closed Captioned

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