Acceleration involves a change
in
A. time
B. direction
C. speed
D. either b or c

How will the emission of an alpha particle affect the atomic number of an atom

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy