23. the force required to accelerate a 2.0-kilogram
mass at 4.0 meters per second is
a) 6.0 n
c) 8.0 n
b) 2.0 n
d) 16 n

wavelength divides in half and speed stays the same.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

radial fractures in a piece of glass look most like which of the following?

a. spokes of a wheel

b. a circle

c. a zig zag

d. none of the above

the correct answer is a. spokes of a wheel

hope this (: