Jake and brenda drove at a speed of 30 miles for one hour then they turned around and drove 45 miles per hour until they were back where they started what is the true or what is true about their average speed and average velocity

How are strong nuclear forces and weak nuclear forces alike

Based on its location on the periodic table, which element is a metal? A. Sodium (Na) B. Neon (Ne) C. Chlorine (Cl) D. Carbon (C)

How do you solve e from the equation f=e/s

What happen to water to cause it to change from causing erosion to deposition

When you hold a small amount of sodium chloride in a flame, you observe that the flame is bright yellow. What can you do to be sure that the color is due to sodium and not chlorine?

What does sound travel throu better

How does a change in resistance affect the conductivity of a material? A) The lower the resistance, the worse the conductivity B) The lower the resistance, the better the conductivity C) The higher the resistance, the better the conductivity D) The

Two railroad cars, each of mass 6500 kg and traveling 80 km/h in opposite directions, collide head-on and come to rest. how much thermal energy is produced in this collision?

What is a result of using a machine?

A boy rides motorbike with velocity of 20 m/s He accelerates his motorbike to a velocity of 30 m/s for 5 second. Calculate the acceleration produced in the motorbike. [Ams 2ms