The earth, the sun, and the rest of the solar system are almost unimaginably old when viewed on a human time scale. while modern humans first evolved approximately 200,000 years ago, the age of the earth, the sun, and the rest of the solar system is approximately years. a 100,000 b 4.6 billion c 4.6 million d 200,000

Avoltage source vs = 10 v is in series with a resistor of 10 kohm. if the source transformation theorem is applied, what will the value of the current source be in ma ?

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.