Answer:
same as
Explanation:
According to Newton's 3rd law, the force that the Earth exert on the Sun would be equal (and in opposite direction) with the force that the Sun exerts on the Earth.
Also Newton's gravitational law states the formula for the attraction between objects with mass, is the same for both objects
Invention I think which is B as they don't invent things in an enquiry
Answer:
True
Explanation:
Because <em><u>half</u></em><em><u> </u></em><em><u>life</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>length</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>time</u></em><em><u> </u></em><em><u>it</u></em><em><u> </u></em><em><u>takes</u></em><em><u> </u></em><em><u>for</u></em><em><u> </u></em><em><u>the</u></em><em><u>,</u></em>half of the radioactive atoms of a specific radionuclied to decay.
Answer
given,
range of the projectile = 4.3 m
time of flight = T = 0.829 s
v = 5.19 m/s
vertical component of velocity of projectile
v_y = gt'
a) Launch angle
θ = 38°
b) initial speed of projectile
v = 6.59 m/s
c) maximum height reached by the projectile