Which is evidence that supports the dynamo theory?
o a. iron does not conduct magnetism
o
b. convection only occurs in the mantle
o
c. the mantle is a solid.
o
d. earth's outer core is a liquid.

Ashort, vertical, solid, or fleshy stem possessed by gladiolus and which is used in reproduction is termed a

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?