If it’s not katrina, it’s bob. katrina’s is right because gravity is keeping the bird on the perch, but the perch is also holding the bird off of the ground.
C) in a straight lines is the closest thing to it bc waves normally come in a wave form
Trough* and it's wave hieght
Answer of question 1 is When the buoyant force is greater than the force of gravity
answer of question 2 is true
answer of question 3 is the object is more dense than the fluid
answer of question 4 is you can't because steel will always sink since it is more dense than water
answer of question 5 is it has a low density
The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart