How do you scientists determine the number of neutrons in an isotope of an atom?

Find the momentum of a heavy automotive weighing 5850 lb traveling 70 ft/s

Describe the difference between an innate behavior and a learned behavior.

Which of the following is true about short circuits? A. Occurs when a very low resistance circuit is formed B. Occurs when a very high resistance circuit is formed C. Causes a very small current to form D. Cannot cause a fire

The weight of a 1200-kg car is supported equally by the four tires, which are inflated to the same gauge pressure. What gauge pressure is required so the area of contact of each tire with the road is 100 cm 2?

polymers can be produced in large quantities at low cost.

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?