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wardsci.com 800.962.2660 Developing a purchasing plan and rigorously following the plan when ordering the school’s chemical supply will help safety prevent waste and save money. The following may help your school make chemical purchases efficient ...

wardsci.com 800.962.2660 Developing a purchasing plan and rigorously following the plan when ordering the school’s chemical supply will help safety prevent waste and save money. The following may help your school make chemical purchases efficient ...

Click to edit Master title style Got Protein? Testing the protein content of common foods Bradford Protein Assay Stan Hitomi Coordinator – Math & Science San Ramon Valley Unified School District Danville CA Kirk Brown Lead Instructor Edward Teller...

Layout 1 Our goal is to provide the strongest support available for science teachers in our rapidly changing world. • Both government agencies and professional organizations agree that changes are necessary in the way we educate our students. Scie...

+ward’ssciencewardsci.com800-962-2660 Diabase Type: Igneous; intrusive. Texture/Appearance: Often porphyritic; characterized by an ophitic groundmass where intersecting plagioclase laths are partially or completely enclosed by pyroxene. Massive wi...

Click to edit Master title style Size Exclusion Chromatography Stan Hitomi Coordinator – Math & Science San Ramon Valley Unified School District Danville CA Kirk Brown Lead Instructor Edward Teller Education Center Science Chair Tracy High School ...

1 All About Elements: Oxygen http://boreal.com boreal.com | 800-387-9393 2 3 Fun Facts About… Oxygen 1. Oxygen constitutes 21% of our atmosphere nearly half the mass of the earth’s crust and about two thirds of the human body. It is the third most...

Will the Light Shine? Grade 1: Light Probe Aligned with National Standards Call WARD’S at 1-800-962-2660 for Technical Assistance Page 2 Students will observe the effects of different materials on light waves. This activity uses the WARD’s Single ...

+ward’ssciencewardsci.com800-962-2660 Quartzite Type: Metamorphic; regional. Texture/Appearance: Massive with generally small grain size; sometimes saccharoidal. Grain size (sand size 1/16-2mm) dependent on original detritus. Generally non-foliate...

Ward’s Science Tel: (866) 260-0501 97

+ward’ssciencewardsci.com800-962-2660 Pumice Type: Igneous; extrusive (pyroclastic). Texture/Appearance: Glassy vesicular foamy frothy. Very light-weight with numerous vacuoles (some varieties float in water). A natural glass froth in which the vo...

Ward’s Science Tel: (866) 260-0501 97

wardsci.com 800-962-2660 Slate Type: Metamorphic; regional. Texture/Appearance: Fine-grained; lacks mineral segregation banding displays rock cleavage in one direction. Surface may appear somewhat smooth and shiny. Color: Various including dark gr...

Thermal Insulators and Conductors Grade 4: Temperature Probe Aligned with National Standards Call WARD’S at 1-800-962-2660 for Technical Assistance Page 2 This is an activity where students demonstrate and observe the effects that different materi...

+ward’ssciencewardsci.com800-962-2660 Phyllite Type: Metamorphic regional. Texture/Appearance: Very fine-grained showing strong schistosity; commonly displaying crenulated (wavy) cleavage. Generally coarser than slate. Cleavage surface exhibits a ...

+ward’ssciencewardsci.com800-962-2660 Diorite Type: Igneous; intrusive. Texture/Appearance: Massive generally medium-to-coarse grained; subhedral equigranular to por- phyritic. Differences in color and grain size are common with orbicular structur...