Which is NOT a property of magnetic field lines?

a.

They form complete loops from pole to pole.

b.

They can be directly observed.

c.

They never cross.

d.

They spread out as they get farther from the magnet.

What was the significance of collisions of dust, rock, and ice during Earth's formation? A. to modify the density of materials present on Earth B. to facilitate heat absorption from the surrounding space C.

What is brain damage resulting from a problem during birth that impacts many different control functions called?

What chemical components make up the plasma membrane

Question 20 pomes) Research applications of the basi priples of genetios have greatly contributed to the rapid development of new varieties of plants and animals. Which activity is an example of such an appliation

What muscles is important in controlling breathing?

How macromolecules are broken down and used to make new molecules.

How do soils form? A. Plants cement mineral particles together to form soil. B. Plants provide organic matter and minerals to make soil. C. Erosion transports mineral particles, and plants die and decay. D.

Give three examples of places bacteria live.

How can scientists learn from observations

The minimum amount of energy the body uses at complete rest is known as the energy balance. resting metabolic rate. metabolic balance. basal metabolic rate.