A car accelerates at 2 m/s2. Assuming the car starts from rest, how much time does it need to accelerate to a speed of 20 m/s? A. 2 seconds B. 10 seconds C. 20 seconds D. 40 seconds E. none of the above

What best describe the location of an atom's electrons

if you have a 1.5 L container of tea and the label state that the container contains 1.2 g of sugar grams of sugar what's the concentrated of sugar in the tea

The force on an object is given by the equation F = ma. In this equation, F is the force, m is the mass, and a is the acceleration. What is the force on an object that has a mass of 10 kg and an acceleration of 2.5 m/s2? A. 12.5 N B. 25 N C. 0.

Today's computers use millions of transistors. What is one reason they are used? A. Transistors store information. B. Transistors burn out quickly, so many replacements are necessary. C.

Ixchelt Burns her tongue when she takes a sip of hot coffee from her mug which part of this example represents heat The thermal energy moving from the coffee to her tongue The thermal energy moving from her tongue to the coffee Her coffee Her tongue

Explain what happens to light when it is refracted at the surface of water.

A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the magnitude of the momentum change during the collision is correct? (There could be more than one correct choice.

Consider the following distribution of objects: a 3.00-kg object with its center of gravity at (0, 0) m, a 4.20-kg object at (0, 6.00) m, and a 1.40-kg object at (1.00, 0) m. Where should a fourth object of mass 7.

A Volt/Amp Is Also Known As.?

What's the difference between mass & weight & how they are measured