Red, yellow, and blue are
a) secondary colors
b) primary colors
c) tertiary colors
d) intermediate colors

so easy. just google the electromagnetic waves and it’ll pop up.

the components of a vector are the parts of the vectors that are to each other.

b perpendicular

the speed of the cart after 3 seconds of low fan speed is ⇒ 54.0 cm/s.

the speed of the cart after 5 seconds of medium fan speed is ⇒ 120.0 cm/s.

the speed of the cart after 2 seconds of high fan speed is ⇒ 64.0 cm/s. 

just did the lab.