How many known planets are in our galaxy?

What is the result of (6.2 * 104) x (3.3 * 102) expressed in scientific notation? 2.0 * 108 2.0 * 107 2.0 * 106 2.0 * 102

You just calibrated a constant volume gas thermometer. The pressure of the gas inside the thermometer is 294.0 kPa when the thermometer is in contact with boiling water. The boiling water is under regular atmospheric pressure.

A new LCD high definition TV has a power consumption of 128 watts when operating at 120 volts. How much energy, in kilojoules, would be used in 2.5 hours? A. 1152 kilojoules B. 1200 kilojoules C. 1552 kilojoules D. 1725 kilojoules

The ability of a material to transfer heat or electric current is called A. porosity. B. conductivity. C. insulation. D. convection.

What happens to the atoms in a scoop of ice cream as it melts? A. They decrease in temperature. B. They lose energy. C. They vibrate faster. D. They are held tightly in a fixed position.

Since you've determined that the power supply is a 700W dual rail, what does that make the maximum output power?

A 2 m length of an aluminum pipe of 240 mm outer diameter and 10 mm wall thickness is used as a short column to carry a 640? centric axial load. Knowing that? = 73? P? and? = 0.

A python can detect thermal radiation from objects that differ in temperature from their environment as long as the received intensity of thermal radiation is greater than 0.60 W/m2. Your body emits a good deal of thermal radiation.

A planet has a mass of about 6.4 x 1023 kg, and its moon has a mass of about 9.6 x 1015 kg. if the magnitude of the gravitational force between the two bodies is 4.6 x 1015 n, how far apart are the planet and its moon? a. 9.4 x 106 c. 4.6 x 109 b. 2.

Is burning a nonrenewable natural gas a chemical change