A string vibrates at a frequency of 20 Hz. what is its period?

Lord Kelvin's calculations for dating the earth were correct, but his assumption that earth was undergoing radiant cooling from combustion of the sun was incorrect, thus he arrived at an incorrect age of 15-20 million years old. a) true b) false

In which situation will the lowest resistance occur? A. thick wire and high temperature B. thin wire and high temperature C. thick wire and cold temperature D. thin wire and low temperature

3. A clown rides a small car at a speed of 15 km/h along a circular path with a radius of 3.5 m. What is the magnitude of the centripetal force on a 0.18-kg ball held by the clown?

What are tiny blood vessel's were but delivers oxygen and nutrients and takes up water

Differentiating States of Matter Warm-Up BE Which state of matter has the greatest amount of particle movement? solid O liquid o gas

1) what is a calorie?

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.

The vector quantity that defines the distance and direction between two positions.

Which statement is true? Select one of the options below as your answer: A. Quarks always occur in groups with leptons. B. Quarks always occur independently. C. Quarks always occur in groups with other quarks. D.

Peat is actually the early stage of