Submitted by khenkes on Tue, 03/16/2021 - 14:21
This video explains ecosystems; relationships of plants, animals and environments, dispersal, barriers, natural community, the biomes, artifical ecosystems, rhythms.
Submitted by khenkes on Tue, 03/16/2021 - 14:21
This volume explains weather systems and its forms: How weather affects our lives, Atmosphere, Air density, Radiant energy, Convection currents, Barometer-Air masses and Winds-Clouds-Storms. Experiments are conducted to demonstrate each subject discussed. Lab safety procedures are presented and used during the program.
Submitted by khenkes on Tue, 03/16/2021 - 13:20
Contents: Relationships of plants, animals & environments.--Dispersal.--Barriers.--Natural Community.--The Biomes.--Artificial Ecosystems.--Rhythms.
Submitted by khenkes on Mon, 08/05/2019 - 09:12
Dr. Science takes students through the correct steps for solving a problem scientifically using a simple experiment as illustration. Lab safety procedures are presented.
Examines the force of magnetism and describes the properties and uses of magnets.
Submitted by khenkes on Tue, 07/18/2017 - 08:37
This video describes the ways plants and animals dis- perse, comparing six major land biomes and explains the factors affecting cycles and rhythms of living things. Experiment can be duplicated in classroom.
Submitted by khenkes on Tue, 07/18/2017 - 08:37
Submitted by khenkes on Tue, 07/18/2017 - 08:37
Presents information on the scientific principle of gravity, how it was discovered, and how knowledge of its effects is applied by astronomers. Includes directions for a simple experiment.
Introduces temperature, how it is measured, its effects on earth, and such future concerns as global warming. Includes directions for making a thermometer.
Pages
