What color does the star alpha centauri appear to be? a. red b. yellow white c. blue d. blue orange

Abanked road comer of radius 146 m is to be constructed. if the comer is designed for vehicles moving with a speed of 20.0 m/s, what should the banking angle be, in units of degrees?

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work is needed to stretch it 27 in. beyond its natural length?