Fill in each blank with the term that best completes the following sentences. is the periodic rise and fall of the water level in the
oceans and other large bodies of water.
2A
is the motion of a body that travels around another
body in space.
3 The force of
keeps Earth and other planets of the solar
system in orbit around the sun and keeps the moon in orbit around Earth.
4 A natural or artificial body that revolves around a celestial body that is greater in
mass is called a
5
or moon as
is the counterclockwise spin of a planet
seen from above a planet's north pole.

acceleration = (change in speed) / (time for the change)

change in speed = (20-120)= -100 m/s.

1.5 min = 90 sec

acceleration = -100/90 = -1.11 m/s^2.

we don't care about the 150kg or the 2,500 meters. they don't make any difference.

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when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27

does anyone know or what?

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles