3 years ago

NEED ANSWERS ASAP !!!

2 answers:

7 0

B
The reason I say this is because when you comb your hair the electrons do move from your hair to the comb and the comb and the charge of the hair is now negative

morpeh [17]3 years ago

3 0

Answer:

I think its B

Explanation:

because "This means that when you rubbed the plastic comb along your hair, your hair resisted the movement of the comb and slowed it down. The friction between two surfaces can cause electrons to be transferred from one surface to the other."

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Calculate Vector component in Y if the hypotenuse is 32 and angle is 45

Lerok [7]

Answer:

The correct option is;

c. 22.6

Explanation:

The given parameters are;

The hypotenuse of the vector = 32

The angle of the vector = 45°

Therefore, the vector component in the y-axis is given as follows;

$v_y = v \times sin(\theta)$