Pass Papers Flashcards
1 2 3
H+ H = He
1 1 2
Where’s the process shown above happen naturally?
Inside the sun
The process of joining two atomic nuclei to form a different nucleus is called nuclear
Fission
What is the release of nuclear fission
Energy
When the glider is released, the ________ energy is stored in the rubber band decreases and the glider gains ____ energy
Elastic potential
Kinetic
Which one of the following describes the downward speed when Force A is grater Thank force B
Downward speed increases
What must be fitted to the cable before it can be connected to the mains electricity supply
plug
What are the two wires inside the cable
Earth and neutral
It is safe to connect the radio to the mains electricity supply using to call cable because the radio is
Double insulated
What type of current does the battery supply
Direct current
A fuse or a circuit beaker is connected to the ___ wire
Live
What happens to cause a fuse or circuit breaker to disconnect circuit
To great a current flow
Suggest to advantages of using a circuit breaker to disconnect the circuit compared with using a fuse
- Can be Reset
- Disconnects Circuit faster
The velocity of an object includes both the_____ of the object and the direction the object is moving
Speed
When the horse accelerates what if anything happens to that air resistance acting against the horse
The air resistance increases
What is the possible risks to health caused by using a radioactive source
Cancer or demages cell
When using a radioactive source in an experiment how could the teacher reduce the risk to her health
Wear gloves
The number recorded on the counter= that amount of radiation detected from the source+ _______ radiation
Background
How does the amount of radiation absolute by the lead change as the total thickness of the lead is increased
Increases
What type of radiation was emitted from the radioactive source
Gamma
As only gamma can pass through lead
Which one of the wires has the greatest resistance?
C as the current is the smallest
What does a resistor look like?
—[__]—
What did scientists conclude about the overall charge of the atom
An equal amount of positive charge
The results from 6 PM and cause the plum pudding model to be replaced by new model of the atom explain why
Alpha particles are deflected backwards
Results did not support prediction
