An object is launched at a velocity of 32 m/s in a direction making an angle of 18° upward with the horizontal
How long is the projectile in the air (time until it hits the ground)?
please help!

How many molecules are present in 3 mols of silicon dioxide (sio2)?

The velocity of car is 80.0 miles per hour. what is the velocity of car in meters per second? (1 km -0.621 miles) m/s

In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?