Answer: Plucking a loose rubber band will produce a lower sound, while a rubber band that has been stretched tight will make a higher sound. Guitar strings work this way.
Explanation: HOPE THIS HELPS
SRRY IF IT DOESNT
Picking up a box, pushing a box along the ground, and pulling a box along the ground (B, C, and D) definitely involve work being done.
If a person CARRIES a box from one place to another, AND keeps it at the same height during the entire carry, then no work is done. ( A )
Answer:
There are several modalities, or methods, of treatment: individual therapy, group therapy, couples therapy, and family therapy
Explanation:
Answer:
balanced unbalanced balanced balanced
Answer:h=19.4 m
Explanation:
Given
mass of automobile
Initial height of automobile
Velocity at this instant
If the car stops somewhere at a height
Thus conserving total energy we get