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

carbon-14

uranium-238

oxygen-16

Every six seconds pendulum complete one cycle what are the period and frequency of this pendulum

A sample of vinaigrette salad dressing has a total mass of 188 g, a total volume of 196 cm3, and consists only of oil (density = 0.899 g/cm3) and vinegar (density = 1.056 g/cm3).

If a cannon is fired use a=F/m to explain what happens to the cannon and the cannonball.

How to find cutoff frequency of rlc circuit

Of the four most important pathways by which stress affects health, the first one to occuris usually related to physiology

A student conducts and investigation to determine a ball's mass, displacement, velocity and acceleration. (A) Identify each of the following as wither a vector or scalar quantity: Mass, Displacement, Velocity & Acceleration.

A ball is rolling down a hill at + 1.0 m/s, The ball is uniformly accelerating at +4.9 m/s?, What will the ball's velocity be 4.0 s later? +8.9 x 100° m/s +2.0 x 10^1 m/s +2.1 x 10^1 m/s -1.9 x 10^1 m/s

What is the difference between unicellular and multicellular organisms?

Is momentum conserved in the collision?

Which of the following has more inertia: (a) a rubber ball and a stone of the same size? (b) a bicycle and a train? (c) a five-rupees coin and a one-rupee coin?