11. Name given to the elements located in group 2.

a. Noble gases

c. Alkaline earth metals

b. Halogens

d. Alkali metals

The term used to measure a change in speed of an object is a. velocity. b. acceleration. c. capacity. d. flow.

Assume that a friend hands you a heavy book to hold as he turns the combination lock on his locker. Which of you does more work?

Which team sport has individual competition but ultimately working together to win the contest?

Check my answers? An astronomer sees two stars in the sky. Both stars are equally far from Earth, but the first star is brighter than the second star.

If you comb your hair and the comb becomes positively charged what does your hair become

Because the moon rotates once for each revolution around Earth, Choose one answer. a. you see some phases more than others. b. a different side of the moon faces Earth each day. c. you never see the far side of the moon.

Planet A takes 1 year to go around its star at an average of 1 A. U. distance. Planet B is 4 A. U. from the star. Calculate how long Planet B takes to orbit.

Average mass of a toy car (small, hot wheels) ?

A pwc capsizes. what is the best way to roll the pwc to turn it upright?

Which biome has the most extreme conditions