This is a physics question, not biology, but...
f=1/T where f is frequency and T is the period.
f= 1/(1/3)=3
frequency =3 Hz
Level 1 - Cells.
Level 2 - Tissues.
Level 3 - Organs.
Level 4 - Organ Systems.
Level 5 - Organisms.
Answer:
yes
Explanation:
Friction slows things down. It causes a opposite force on the book causing the speed to slow and come to a stop.
Answer:
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