Shared Flashcard Set

Details

Title

Edexcel Physics Unit 5

Description

Flash cards to help prepare for Edexcel Physics A2 Unit 5

Total Cards

Subject

Physics

Level

12th Grade

Created

01/25/2013

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Additional Physics Flashcards

Term

Newtons law of universal gravitation

Definition

F=Gmm/r2

Term

Gravitational field strength

Definition

g=Gm/r2

Term

Similarities between gravitational and electric fields

Definition

both inverse square, both proportional to the product of the bodies

Term

Standard candle

Definition

an object of known luminosity e.g. Cepheid variable or supernova

Term

Trigonometric parallax

Definition

Method of measuring the distance to a relatively close star by comparing its position against a background of stars in January and July