PHYSICAL SCIENCE FINAL EXAM

Front

What is the overall charge of a helium atom if the negative charge of an electron is the same as the positive charge of a proton?

Back

Neutral

Front

The Electric Force is strongest when charges are...

Back

close together

Front

What option best describes this field?

Back

A strong electric field generated by two opposite charges. They would attract each other.

Front

Direction of electric field deflection for an electron?

Back

to the left

Front

Which of the following is not a good conductor of electricity? copper, silver, Glass, aluminum

Back

Glass

Front

Two identical conducting spheres have charge of -13μC and +5μC. What will be the charges of the spheres if they are touched to each other and separated?

Back

-4 μC

Front

An insulator can be charged by rubbing to another insulator. What type of charging is this method?

Back

Charging by friction

Front

Back

-2.4 × 10^{-15} N

Front

Indicate whether the following statements are true or false: The unit of work and energy in the SI system is the meter.

Back

False

Front

Is kinetic energy proportional to the square of the velocity of an object?

Back

True