Give two examples of a specialised cell
1.Define a ‘tissue’.
Name one condition stem cells can be used to cure.
Define independent variable.
Calculate the mean from the following - 2.25 2.76 3.40 2.98 3.00
Challenge: Explain how a plant cell is different to an animal cell.
Energy cannot be _________ or ___________.
The units for measuring energy are…
The units for measuring energy are…
Give an example of an object with lots of stored thermal energy.
Give an example of an object with lots of stored gravitational potential energy.
A car speeding up (remember, fuel contains an energy store.
A car slowing down (hint, the breaks get hotter).
Bringing water to the boil in a kettle.
In full sentences, state the law of conservation of energy. Identify the energy stores for a river flowing over a waterfall and state the unit energy is measured in.
Kinetic energy is the energy stored in hot objects
Batteries store chemical energy
As someone climbs a ladder, their gravitational energy store decreases
Energy can be created but not destroyed
The 4 ways that energy can be transferred are: mechanically, electrically, by heating and by radiation