Any object thrown upwards or dropped from a height<span> is pulled towards the Earth's surface due to Earth's gravity. Such objects experience a constant acceleration, known as acceleration due to gravity (</span>denoted<span> by g), which has a numerical value of 9.81 m/s^2.</span>
The answer is to this question is (true)
I dont know myself i may need it can somebody help me
The answer would be : can be caused by environmental toxins.
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