Jaisul Naik - Tooting Tutors (Page 5)

26 Apr 2025 1 min read

GCSE Science | Energy

Law of conservation of energy * energy cannot be created or destroyed * it can only be transferred Common energy transfers * kinetic energy - in a moving object * gravitational potential - in a falling object

25 Apr 2025 1 min read

External Economies of Scale | A-Level Economics Model Paragraph (AQA, Edexcel, OCR)

External economies of scale occur when all firms in an industry are able to benefit from lower long-run average costs. For example, if the government announced a scheme which encouraged more people to

25 Apr 2025 1 min read

Diseconomies of Scale | A-Level Economics Model Paragraph (AQA, Edexcel, OCR)

When firms become larger and larger, they are impacted by both economies of scale and diseconomies of scale at the same time. After a point, diseconomies of scale will outweigh economies of scale.

25 Apr 2025 1 min read

Internal Economies of Scale | A-Level Economics Model Paragraph (AQA, Edexcel, OCR)

Large firms are able to benefit from economies of scale. This is when long-run average costs fall as output increases. Risk-bearing, financial, marketing, technical, managerial, and purchasing are the main types of economies

24 Apr 2025 1 min read

GCSE Science | Energy Changes

Definitions * exothermic reactions * energy is released to the surroundings * endothermic * energy is absorbed from the surroundings * activation energy * minimum energy needed to start a reaction Energy profile diagrams * x-axis * progress of reaction * y-axis