An object falls through the air, gaining speed as it falls. A student claims that this creates new energy, and so it breaks the law of conservation of energy. Which statement describes why the student is incorrect?(1 point)
Responses
Equal and opposite amounts of other energy are also created.
Equal and opposite amounts of other energy are also created.
Speed is not related to energy in any way.
Speed is not related to energy in any way.
Energy is converted from other forms, not created.
Energy is converted from other forms, not created.
Energy can be created without breaking the law of conservation of energy.
2 answers
Energy can be created without breaking the law of conservation of energy.
A person throws a ball up into the air, and the ball falls back toward Earth. At which point would the kinetic energy be the lowest?(1 point)
Responses
when the ball leaves the person’s hand
when the ball leaves the person’s hand
at a point before the ball hits the ground
at a point before the ball hits the ground
at a point when the ball is still rising
at a point when the ball is still rising
when the ball is at its highest point
Responses
when the ball leaves the person’s hand
when the ball leaves the person’s hand
at a point before the ball hits the ground
at a point before the ball hits the ground
at a point when the ball is still rising
at a point when the ball is still rising
when the ball is at its highest point
1 answer