Question

never connive ____ your children's short comings.
prepositions (came in PSI - 85)​

Answer 1

Explanation:

For 15 oscillation it takes 30 sec

For one oscillation Tme period = 30/15 = 2sec

Frequency = 1/ Time period

=1/2=0.5 Hz

so sorry for it dear but i need some points

Answer 2

Answer:

is

Explanation:

What problems at school are worrying you?

finding schoolwork difficult, or having problems concentrating in class if others are noisy and disruptive.

exam stress.

tricky relationships with friends and friendship groups.

finding lunchtime difficult, particularly if you have eating problems, anorexia or bulimia.