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WorksheetsRimmers science GCSE Quiz
Total questions: 21
Worksheet time: 11mins
What size is a nanoparticle
A nanometer
ANANOMETER
Nano meter
Nanometer
metals bonding
Ionic
Metallic
Covalent
metallic
why do nano particles have different propeties
Because they have a small surface area
Because they are smaller and there more effiective
Because cool bruhh
What is an example of a eukariotic cell
Animal
DNA
little cells
tereala cell
What is the equation for gravitational potential energy
mass x height x time
Mass x velocity
Time/fall xhieght
mass x gravitiy x hieght
Groups are
Rows
Colums
Graphene conducts electricity because
There are delocalised electrons in between the layers
Inter molecuar forces hold charge
Because they have layers
Because its slippery
Periods are
Rows
Colums
force is measured in
Newtons
Isaacs
Johns
Edwards
Why is Chlorine a gas at room tempreter
Because it is a giant lattis structure
Because its made up of Ions
Because thats science
Because its a simple molecule
what is diffusion
It is the random movement of particles from a low concentration to a high concentration therefore going up the concentration gradient
The random moement of particles from a high concentration to a low concentration therefore it goes down the concentration gradient
Emryotic Stem cells make
Any specialised cells
some specialised cells
Depennds on the type of embryotic
Bady cells
James jumpes 10m in to the air and has the mass of 10kg on earth what is his GPE
100
1,00000
1,000000000
1,000
What is the function of the mitochondria
To produce energy
To tranfer energy from the chemical store
To destroy energy
Where is the DNA in a sperm cell
At the head
At the tail
At the mone
In the neck
What is a mixture
More than one chemical in one place at one time and all chemically bonded
All things bonded and never broken
more than one thing in one place at one time not chemically bonded
SCIENCEEEEE
What is an atom
The smallest part of an element
A part of an element
What makes up life
What does the cell wall do
Keeps the rigidness of the cell
Helps animals cells grow
Block out toxins
Be a wall
What is rejection and why is this a problem with moden transplants and other peoples stem cells
rejection is were your body will never fully exept the new organ or tissue there are two types one is called white blood cell rejection where the white blood cells fight of the organ or tissue and this can be treated with immunosuppressive then you have anti body rejection which you don't need to know about for GCSE
Its bad for your body
It will harm your body
what is resoultion
How clear an image is
how close to points of an specimen are
how big the specimen is
the use of the specimen
What is the conservation of energy
Energy can be made and destroyed
The supreme James makes all Energy
Energy cannot be created or destroyed only tranferred or disspated
string theroy
