Answer:h=19.4 m
Explanation:
Given
mass of automobile 
Initial height of automobile 
Velocity at this instant 
If the car stops somewhere at a height 
Thus conserving total energy we get
They'll vibrate at their characteristic resonant frequency. That depends on the material the object is made of and its shape.
Answer:
The blade of sharpener is made up of iron. Iron is a magnetic material because of this pencil sharpener gets attracted by the poles of a magnet although the body is made up of plastic.
The big bang is how astronomers explain the way the universe began. It is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right now (and it could still be stretching).
