Yo will give brainliest, I need help Two forces that could produce a 30 newton resultant could be:
(1) 20 N and 70 N (3) 40 N and 5 N
(2) 10 N and 15 N (4) 30 N and 10 N

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

Which of the the following are examples of projectile motion of both projectile motion and two dimensional motion

The horizontal blue line through the middle of the lens is called the optical axis. as the lamp is moved above or below the axis, keeping the horizontal distance to the center of the lens constant, how does the horizontal distance from the lens to the image change?