Simon is riding a bike at 12 km/h away from his friend keesha. he throws a ball at 5 km/h back to keesha, who is standing still on the side walk.
how fast would keesha say the ball is traveling toward her?
a. 5 km/h
b. 7 km/h
c. 12 km/h
d. 17 km/h

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m