Because the electrons collide with the particles inside the conductor so are therefore slowed down seen as current is the rate of flow of electrons
Small evidence is also called trace evidence.
Nitrogen is the most abundant of the gases present in the atmosphere. 78 percent of the atmospheric air comprises of nitrogen, oxygen makes up for 21 percent and all other gases make up for the remaining one percent. Oxygen is a highly flammable gas and in the absence of nitrogen it would not have been possible to utilize this atmospheric oxygen, hence the presence of nitrogen reduces its flammability and also neutralizes the toxicity of other gases.
Answer:
30 kilometers is a reasonable measurement
Question: If a car is moving on a road at 70 km/hr going due north, and then changes direction and starts traveling north-east staying at 70 km/hr, what happens to its speed and velocity?
Answer: the velocity of the car changes, but the speed stays the same.
Explanation: basically velocity is speed with a direction and speed is the absolute value or magnitude of velocity.
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(jacemorris04)