Ten seconds after starting from rest a car is moving with a velocity of 50 m/s. What was the car’s average acceleration? a. 0.20 m/s²
b. 5.0 m/s²
c. 10 m/s²
d. 50 m/s²

There are weak or strong attractive forces between atoms of liquids with a high viscosity

The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.

Arrange the images in order to show how lake-effect snow occurs.