A car starts from rest at a stop light and reaches 20 m/s in 3.5 s. Determine the acceleration of the car.

A) 3.5 m

s2

B) 5.7 m

s2

C) 20 m

s2

D) 70 m

s2

When you see fireworks, why do you see the blast before you hear the sound?

Explain how the inertia of an object is related to the object's mass

Jerome solves a problem using the law of conservation of momentum. What should Jerome always keep constant for each object after the objects collide and bounce apart? a-velocity b-mass c-momentum d-direction

What is the mass of of a wooden block that has a length of 4cm and a width of 5cm and a height of 10cm

What is the potential engery of a 150 kg diver standing on a diving board that is 10m high?

The average kinetic energy of 1 mole of a gas at 273 degrees Celsius is: 6.81 x 103 J 3.40 x 103 J 1.51 x 103 J 6.72 x 101 J

Which one of the following crystal structures has the fewest slip directions and therefore the metals with this structure are generally more difficult to deform at room temperature? a. BCC b. FCC c. HCP d. BCT

To rid the body of wastes, including excess water and salts" is the purpose of what human body system? A) Digestive B) Excretory C) Skeletal D) Nervous

What's the transmission of heat requiring the movement of a liquid or a gas is?

Wich section of a business plan should come first but be written last?