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Questions in physics

[Done] NASA decides to put a 128 kg satellite into orbit over the planet Venus to take pictures. The satellite is 37,000,000 m above the surface of Venus. Calculate the gravitational field at that altitude in m/s². How do you calculate this?

[Done] Explain Newton's third law in your own words.

[Done] What is most responsible for the uneven heating of the air in the atmosphere?

[Done] A bee flies 25 m north of the hive, then 10 m east, 5 m west, and 10 m south. How far north and east of the hive is it now? Explain how you calculated your answer.

[Done] Calculate the wavelength of violet light with a frequency of [tex]750 \times 10^{12} \text{ Hz}[/tex].

[Done] What is the pitch of a sound wave?

[Done] When a speeding truck hits a stationary car, the car is deformed and heat is generated. What can you say about the kinetic energy of the system after the collision?

[Done] How does the magnetic force exerted by a magnet change as the distance between two magnets increases?

[Done] A force of 34.5 newtons is applied to an object at an angle of 45º with the horizontal. What is the force acting on the object in the horizontal direction?

[Done] An ice cube melts when its thermal energy increases.