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A pebble is dropped from the top of a 144-foot building. The height of the pebble h after t seconds is given by the equation h=−16t2+144 . How long after the pebble is dropped will it hit the ground?
Interpretation
a) Which variable represents the height of the pebble, and in what units?
b) Which variable represents the time in the air, and in what units?
c) What equation relates the height of the object to its time in the air?
d) What type of equation is this?
e) What are you asked to determine?
What else can I help you with?
Why will a water balloon dropped from six feet make a bigger splat than a water balloon dropped from 1 foot?
6 feet
What are the examples of rules in rounding numbers?
If the number to be dropped is less than 5, the number before it remains unchanged. Round the following number, so that the 4 is to be dropped. 2.6354 rounds to 2.635. If the number to be dropped is greater than 5, the number before it is rounded up. Round the following number, so that the 6 is to be dropped. 9.4046 rounds to 9.405. If the number to be dropped is 5, the number before it remains the same if it is an even number and is rounded up if it is an odd number. 2.685 rounds to 2.68 because 8 is an even number. 7.3075 rounds to 7.308 because 7 is an odd number.
How long will it take an object dropped from a window to fall a distance of 78.4 meters?
4 Seconds
A rock dropped down a well takes 3 seconds to fall to the bottom of the well What is the depth of the well?
45
Is the 5 second rule real?
No, it only takes three seconds for salmonella and E-coli to contaminate dropped food.
What can be dropped from the tallest building and not break but will if dropped in water?
air bubble
Ball is dropped from the top of a building One second later ball B is dropped from the same building as time progresses does the distance between them increase?
Yes.
If you dropped a gold brick from a building would it brake?
No
A ball was dropped on a top of the building and hits the ground after 15 s. What is the height of the building?
381 metres
An object with a mass of fifteen kilograms is dropped from a building neglecting friction which is the buildings height?
It's not possible to calculate the answer with the information given.An object with a mass of 15 kg can be dropped from a building of any height.
If an object is dropped from a tall building and hits the ground 3.0 sec later how tall is the building?
44 meters tall
Why did Spain drop the policy of building missions?
Spain dropped the policy of building missions because they stopped supporting the Catholic Church.
What happens when Andrew is dropped from a 12 story building?
certain death for anyone below
What are the benefits of installing a dropped ceiling system in a commercial building?
Installing a dropped ceiling system in a commercial building can provide several benefits, including improved acoustics, better insulation, easier access to utilities, and a more aesthetically pleasing appearance.
A penny dropped from the top of the Empire State Building takes 9.2 seconds to reach the street What is the height of the building?
The height of the building at the 102nd floor is 381 metres. The penny is irrelevant.
a penny dropped from the top of the empire state building takes 9.2 seconds to reach the street what is the height of the building?
The height of the building at the 102nd floor is 381 metres. The penny is irrelevant.
A basketball is dropped from a tall building and hits the pavement 30 seconds later What was the speed of the ball as it hit the pavement?
.. You need the height of the building to figure it out..?
