Andrew Haber is an astronaut in space, far away from gravitational and frictional forces. He throws a tennis ball. The ball will: A) come back to him
B) gradually come to rest
C) continue to move in a straight line with uniform velocity
D) come to rest abruptly

Oxygen and nutrients are moved through the body by the: a. circulatory system c. lymphatic system b. digestive system d. reproductive system

What part of the ear is names after tools, such as the hammer and the anvil?

Beryl states that insulation with the smallest possible thermal conductivity is best to keep a house warm in winter, but worst for keeping a house cool in summer. sapphire insists the reverse is true: low thermal conductivity is good in the summer, but bad in the winter. which one, if either is correct? a. beryl, because low thermal conductivity results in low heat transfer. b. beryl, because low thermal conductivity results in high heat transfer. d. sapphire, because low thermal conductivity results in high heat transfer. e. neither, because low heat transfer is desirable both in summer and in winter.