SIR Topher TV

Module 1 Science 7 Q3 Part 2 Speed is a scalar quantity, which is one that requires only a magnitude (miles per hour, here). Velocity is a vector quantity, which is one that requires a m...

Module 1 Science 7 Q3 Part 1 Distance and displacement are two quantities that seem to mean the same but are distinctly different with different meanings and definitions. Distance is the...

Module 9 Science 7 Q2 An ecosystem is defined as any community of living and non-living things that work together. Ecosystems do not have clear boundaries, and it may be difficult...

Module 8 Science 7 Q2 Part 2 Ecological Relationships All organisms are connected to each other in an ecosystem. Organisms form relationships with each other because they are connected. ...

Module 8 Science 7 Q2 Part 1 Levels of Ecological OrganizationEcosystems can be studied at small levels or at large levels. The levels of organization are described below from the smalle...

Module 7 Science 7 Q2 Part 2 What is the difference between biotic and abiotic factors?Biotic factors are living whereas abiotic factors are non-living.Explanation:Abiotic factors refer ...

Module 7 Science 7 Q2 Part 1 Biotic and abiotic are the two essential factors responsible for shaping the ecosystem. The biotic factors refer to all the living beings present in an ecosy...

Module 6 Science 7 Q2 Part 1 As*xual reproduction is a mode of reproduction that does not entail the union of s*x cells or gametes. Unlike in s*xual reproduction wherein male and female ...

Module 5 Science 7 Q2 part 2 Ideas about cell structure have changed considerably over the years. Early biologists saw cells as simple membranous sacs containing fluid and a few floating...

Module 5 Science 7 Q2 Part 1 The first time the word cell was used to refer to these tiny units of life was in 1665 by a British scientist named Robert Hooke. Hooke was one of the earlie...

Module 4 Science 7 Part 2 Plants are unique among the eukaryotes, organisms whose cells have membrane-enclosed nuclei and organelles, because they can manufacture their own food. Chlo...

Module 4 Science 7 Q2 Part 1 As with all of Earth’s organisms, animals are built from microscopic structures called cells. Cells are the basic unit of life and these microscopic structur...