Answer:
0.2885 m/s²
Explanation:
The formula for centripetal acceleration is given as;

Given that;
speed = v = 1.5m/s
radius = r = 7.8

Answer:
A:7.2
B:14.25
C:1.45
D:10.3
E:2.9
F:20.88
Explanation:
Let
be the velocity and
be the angle between the velocity and ground.
Question A:
Horizontal component of velocity is given by
.
So,horizontal component is 
Question B:
Vertical component of velocity is given by
.
So,vertical component is 
Question C:
Time required is given by 
Question D:
Maximum height is given by 
Question E:
Time of flight is twice the time required to reach maximum height=
.
Question F:
The distance between the player and ball after landing is called range and is given by 

Answer:
Explanation:
just use the gravational force equation which is G x m of earth x m of object divided by r squared (which is radius of earth)
Answer:
1. friends getting you to study
2. leading you to make the right decision
3. giving you advice pushing you towards whats right
4. pressuring you to be a good person
5. telling you when in the wrong
Explanation:
all of these are ways of positive peer pressure