Maurice directs a beam of light on a sheet of glass at an angle of 51°. What is the angle of refraction in the glass? The refractive index of glass is 1.46.

A 1.45 kg 1.45 kg falcon catches a 0.415 kg 0.415 kg dove from behind in midair. What is their velocity after impact if the falcon's velocity is initially 26.5 m/s 26.5 m/s and the dove's velocity is 4.35 m/s 4.35 m/s in the same direction?

A force that pushes or pulls is known as O A. an expected force. B. a reaction force. OC. an applied force. a positive force.

What is the momentum of a 0.145 kg softball traveling at 10.0 m/s? A) 0.0145 kg⋅m/s B) 1.45 kg⋅m/s C) 14.5 kg⋅m/s D) 145 kg⋅m/s

What is the coefficient of static friction between the coin and the turntable?

Robert lifts a 150-newton bucket of water 0.5 meters in 3 seconds. What is the amount of work done on the bucket? a. 25 joules b. 25 watts c. 75 joules d. 75 watts

Where are the magnetic fields stronger near a bar magnet? A) Top B) Center C) Ends D) Bottom

You pull a simple pendulum of length 0.225m to the side through an angle of 3.50∘ and release it. Part A How much time does it take the pendulum bob to reach its highest speed? Take free fall acceleration to be 9.80 m/s^2.

What is the velocity of a wave having a frequency of 25 Hz and a wavelength of 10m

What is the force on a 1-kg ball that is falling freely due to the pull of gravity

Which would react chemically by forming an ionic bond? A. 2 chlorine atoms with 7 valence electrons each B. 1 neon atom with 8 valence electrons and 1 lithium atom with 1 valence electron C.