When attempting to develop better decision making skills, communication with peers should be kept to a minimum. True or false

3. solve the following with regard to significant figures a) 5.8 + 0.125 II) 3.9x105-2.5x104

A sample of the mineral calcite has a volume of 15 cm³ and a mass of 40.5 g. What is the density of the calcite? A. 0.37 g/cm³B. 2.7 g/cm³C. 55.5 g/cm³D. 607.5 g/cm³

Walt ran 5 kilometers in 25 minutes, going eastward. What was his average velocity? 0.17 km/m east 0.2 km/m east 5 km/m east 25 km/m east

Which best describes how magnesium and oxygen bond? a. they form an ionic bond by exchanging two electrons. b. they form an ionic bond by exchanging three electrons. c. they form a covalent bond by sharing one electron. d.

A total solar eclipse is visible from a. all over Earth. b. only within the moon's umbra. c. only within the moon's penumbra. d. only the dark side of Earth.

Degausser creates a magnetic field that erases data from magnetic storage media. a. True b. False

A submarine is carefully navigating its way to the seafloor. It sends out "pings"-a radar wave-as it descends to keep track of its location in relation to the ground. The wavelength of the radar as it leaves the ship is 3 cm.

Which of the following is true for a system consisting of a mass oscillating on the end of an ideal spring? A. The kinetic and potential energies are equal at all times. B. The kinetic and potential energies are both constant. C.

What is the chain of energy transfers that create surface ocean currents on the ocean

A 2.5m pendulum is pulled back at an angle of 15.0 degrees and released. it's speed at the bottom of the swing is, A) 1.29 m/s B) 1.67 m/s C) 6.88 m/s D) 7.00 m/s