Acceleration usually has the symbol a. it is a vector. what is the correct way
to write the symbol to show that it is a vector?
a. â
b. a
c. a
d. ā
?

An object starts from rest at point f and speeds up continuously as it moves around an oval. a. choose a point about 1/8 th of the way around the oval from point f, and label it point g. draw a vector to represent the velocity of the object at point g. b. determine the change in velocity vector   between points f and g.

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Which of the choices below is one of the primary gases found in the atmosphere? a. helium b. carbon dioxide c. nitrogen d. argon