Which isotope is appropriate for dating rocks that are billions of years old? carbon-12

carbon-14

uranium-238

oxygen-16

Which of the following statements are true? The internal resistance of a battery decreases with decreasing temperature. A battery is a device that produces electricity by transforming chemical energy into electrical energy.

The energy of a sound wave is most closely related to the wave's (1) frequency (3) wavelength (2) amplitude (4) speed

Peyton and Vanessa are having an in-depth conversation about whether moral standards and concepts hold across cultures, or whether they are relative. What type of ethics are they considering?

A home uses about 4*10^11 power joules of energy each year. In many parts of the United States there are about 3000 h of sunlight each year.

Scientists use specific processes to evaluate information in order to determine its accuracy and reliability. A scientist is conducting research to determine the growth of tagged fish in a specific lake.

What are the differences between deterministic forces and thermal agitation?

What causes the acceleration to increase or decrease?

When You lift a load, the resistance force is? A. magnetism b. gravity

What changes a ball velocity

A rock with mass m = 3.60 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 15.