Which do you need to calculate the speed of a wave?

A. distance and frequency

B. distance and time

C. time and frequency

a car is running with the velocity of 72 km/h. what will be it's velocity after 5 seconds if it's acceleration - 2 m/s²?

On a very hot summer day, railroad tracks can buckle, causing train delays and derailments. Select the best reason below for the buckling.

A plastic tube allows a flow of 15.9 cm3 / s of water through it. how long will it take to fill a 237 cm3 bottle with water? answer in units of s.

A 3.00-kilogram mass is thrown vertically upward with an initial speed of 9.80 meters per second. What is the maximum height this object will reach? [Neglect friction.] (1) 1.00 m (3) 9.80 m (2) 4.90 m (4) 19.6 m

When waves are closely spaced together, how would you describe the pitch that you hear? question 18 options: the same as when waves are spaced far apart high low?

A group of organ systems that work together make up a (n) tissue organism organ cell

Different constellations are visible at different times of the year because of A) the relative motion between earth and the sun B) the relative motion between earth and the moon C) the celestial equator D) the celestial sphere

Why does alternating current change direction 50 to 60 times per second?

Tony uses the device shown in the diagram to model how an electromagnet is used in his uncle's scrap metal yard.

A flight attendant pulls a 60.0 N flight bag a distance of 239.0 m along a level airport floor at a constant speed. A 21.0 N force is exerted on the bag at an angle of 66.0 degrees above the horizontal. How much work is done on the flight bag?