Dimensions (OCR GCSE Maths): Flashcards
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15 cards from this deck
Dimensions
Dimensions
Different aspects of an object that can be measured
1D objects have
1D objects have
Just a length
1D measurement units
1D measurement units
cm, mm, m, km, mile
Examples of 1D objects
Examples of 1D objects
Straight line, piece of string
2D objects have
2D objects have
Area (length and width)
2D measurement units
2D measurement units
cm², mm², m²
Examples of 2D objects
Examples of 2D objects
Rectangle, square, circle
3D objects have
3D objects have
Volume (length, width, and height)
3D measurement units
3D measurement units
cm³, mm³, m³
Examples of 3D objects
Examples of 3D objects
Cube, sphere, cylinder
First step in dimensional analysis
First step in dimensional analysis
Replace all variables with
What to ignore in dimensional analysis
What to ignore in dimensional analysis
Numbers and constants (e.g., )
Formula result indicates
Formula result indicates
Length (1D)
Formula result indicates
Formula result indicates
Area (2D)
Formula result indicates
Formula result indicates
Volume (3D)
