Physics, 20.04.2020 20:54 ricksterv5000
The law of universal gravitation (gravity) describes two factors that affect the force of gravity between objects. What two factors affect gravity AND how?
Answers: 1
Physics, 23.06.2019 03:30
One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.
Answers: 1
Physics, 23.06.2019 05:20
Derive the formula 2as=v² -u² where the formula have have usual meanings
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Physics, 23.06.2019 06:00
What is offspring? why does a longer life span mean a higher chance of producing offspring?
Answers: 3
Physics, 23.06.2019 12:30
The lid of a pressure cooker forms a nearly airtight seal. steam builds up pressure and increases temperature within the pressure cooker so that food cooks faster than it does in an ordinary pot. the system is defined as the pressure cooker and the water and steam within it. if 2.0 g of water is sealed in a pressure cooker and then vaporized by heating, and 5127 j must be added as heat to completely vaporize the water, what is the change in the system’s internal energy? answer in units of j.
Answers: 2
The law of universal gravitation (gravity) describes two factors that affect the force of gravity be...
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