True or false abstinence is the only way to prevent pregnancy 100%.

1.if the dartboard below is used to model an atom which subatomic particles would be located at z?

Me with biology endocrine system crossword also image left i need with hw

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d