Explain why it is impossible to whirl a bung around on the end of a string in such a way that the string
remains perfectly horizontal.

What are chlorofluorocarbons and what impact do they have on the atmosphere?

Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?