FALSE this is not true
(according to Apex 5.3.2 quiz in Physical Science A)
Fluid Friction exists when it is acted upon an object when in fluid.
Answer:
the three types of matter are solid, liquid, gas
You have a photo? I could help you if you show me a picture!
Answer:
2.0 m
Explanation:
Energy is conserved.
Initial KE = Final PE + Work done by friction
½ mv² = mgh + Fd
½ mv² = mgh + mgμd
½ v² = gh + gμd
½ v² − gh = gμd
d = (½ v² − gh) / (gμ)
d = (½ (7.5 m/s)² − (10 m/s²) (2.1 m)) / ((10 m/s²) (0.35))
d = 2.0 m
