Answer:
The net force is zero.
Explanation:
Two opposing and equal forces cancel each other out, giving you a net force of zero.
Answer:
Explanation:
point a represents time 0 and position coordinate 30
point b represents time 10 s , and position coordinate 50 m .
time elapsed = 10 - 0 = 10 s .
displacement = 50 m - 30 m
= 20 m
average velocity = displacement / time elapsed
= 20 / 10
= 2 m /s .
Answer:
3g/cm³
Explanation:
2.7
The seven adds 1 to the 2 making it 3.0
Answer:
Two or more simple machines work together to form a complex machine. Compound machines can do more difficult jobs than simple machines alone. Examples of complex machines are bicycle, wheel barrow, crane, car jack, lawn mover
Explanation:
According to the laws of reflection for a a surface undergoing specular reflection the angle of reflection is equal to the angle of incidence therefore the angle of incidence will also be 55°.
