logo-home

Jessybrown

On this page, you find all documents, package deals, and flashcards offered by seller jessybrown.

Community

  • Followers
  • Following

2386 items

Atomic structure: Atomic structure and the periodic table: Chemstry: GCSE (9:1)

(0)
$11.49
0x  sold

Relative mass of a proton 1 . Relative mass of a neutron about the same as that of a proton Relative mass of an electron 1/1840 Relative charge of a proton +1 Relative charge of a neutron 0 Relative charge of an electron -1 Neutral atoms same number of positive protons as negative electrons Atomic (proton) number the number of protons in the nucleus of an atom

i x
  •  Package deal
  • Exam (elaborations)
  •  • 6 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

Changing atomic model: Atomic structure and the periodic table: Chemistry: GCSE (9:1)

(0)
$11.49
0x  sold

Ancient greek model of the atom Atoms are tiny solid spheres which cannot be divided. JJ Thompson Discovered the electron and developed the "plum-pudding" model of the atom

i x
  •  Package deal
  • Exam (elaborations)
  •  • 7 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

DT GCSE - AQA

(0)
$7.99
0x  sold

What are 'Mechanical Properties'? - Properties of materials, including strength, hardness, density, durability, toughness, malleability, elasticity and ductility What is 'bending'? - The ability to withstand forces that are attempting to bend What is 'compression'? - The resistance to forces that are trying to crush or shorten What is 'shear'? - The resistance to forces sliding in opposite directions What is 'tension'? - The resistance to forces pulling in opposite directions Wha...

i x
  • Exam (elaborations)
  •  • 2 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

Electron structure: Atomic structure and the periodic table: Chemistry: GCSE (9:1)

(0)
$7.99
0x  sold

First shell can hold 2 electrons 2nd and 3rd shell can hold 8 electrons no of shells = Period on the periodic table Valence electrons Outer shell electrons which are involved in reactions No of valence electrons = Group number on the periodic table Hydrogen electron structure 1 Nitrogen electron structure 2,5

i x
  •  Package deal
  • Exam (elaborations)
  •  • 3 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

Elements + compounds: Atomic structure and the periodic table: Chemistry: GCSE (9:1)

(0)
$10.49
0x  sold

Atom Smallest part of an element Element A pure substance made of only one kind of atom Compound A substance made up of atoms of two or more different elements joined by chemical bonds Mixture A combination of two or more different substances that are not joined by chemical bonds

i x
  •  Package deal
  • Exam (elaborations)
  •  • 5 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

Foundation AQA Biology Paper 1

(0)
$11.49
0x  sold

What are the structures of an animal cell? - Nucleus, cytoplasm, cell membrane, mitochondria and ribosomes. What are the structures of a plant cell? - All structures from animal cells and cell wall, permanent vacuole and chloroplasts. What does the nucleus do? - Stores DNA and directs all cellular activities. What is the cytoplasm do? - Where most chemical reactions take place. What does the cell membrane do? - Holds the cell together and controls what goes in and out. What is the mitocho...

i x
  •  Package deal
  • Exam (elaborations)
  •  • 15 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

Foundation AQA Biology Paper

(0)
$11.49
0x  sold

What are the structures of an animal cell? - Nucleus, cytoplasm, cell membrane, mitochondria and ribosomes. What are the structures of a plant cell? - All structures from animal cells and cell wall, permanent vacuole and chloroplasts. What does the nucleus do? - Stores DNA and directs all cellular activities. What is the cytoplasm do? - Where most chemical reactions take place. What does the cell membrane do? - Holds the cell together and controls what goes in and out. What is the mitocho...

i x
  •  Package deal
  • Exam (elaborations)
  •  • 15 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

GCSE AQA Biology- The Eye

(0)
$7.99
0x  sold

Tough supporting wall of the eye - Sclera Transparent outer layer found at the front of the eye. Refracts (bends) light into the eye - Cornea Contains muscles that allow it to control the diameter of the Pupil (hole in the middle) and therefore how much light enters the eye - Iris Focuses light onto the retina - Lens Contains receptor cells sensitive to light intensity and colour - Retina Controls the shape of the lens - Ciliary Muscles and Suspensory Ligaments Carries impulses from the r...

i x
  •  Package deal
  • Exam (elaborations)
  •  • 2 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

Geography AQA GCSE PAPER 1

(0)
$11.49
0x  sold

Natural Hazard - A natural hazard is a natural process which could cause death, injury or disruption to humans, or destroy proprty or posesions. Natural disaster - A natural hzard that has actualy happened Geological hazards - Caused by kand and tectonic processes Meteorological hazards - Caused by weather and climate Factors affecting hazard risk - Urbanisation, poverty, development, climate change Tectonic plates - Slabs of the Earth's crust Continental crust - thicker and less dense ...

i x
  • Exam (elaborations)
  •  • 14 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x

Group 7: Atomic structure and the periodic table: Chemistry: GCSE (9:1)

(0)
$9.49
0x  sold

Name of Group 7 elements The halogens Group 7 elements have similar chemical properties because they all have 7 outer shell electrons Diatomic molecule A molecule consisting of two atoms

i x
  •  Package deal
  • Exam (elaborations)
  •  • 4 pages • 
  • by jessybrown • 
  • uploaded  16-02-2024
Quick View
i x