What are 3 types of archaea?

Sound travels at 340 m/s in dry air at room temperature. What is the wavelength of sound waves with a frequency of 220 Hz under those conditions?

True or false a fuel resource can be replaced in an reasonably short time called a nonrenewable resource.

The density of the object on the left is 1.5 g/cm3 and the density of the fluid is 1.0 g/cm3. Which has greater density? The object will in the water column.

Does a car that is slowing down always have a negative acceleration explain

What is the temperature of a gas in which the atoms are moving very very slowly?

Why would a long series of gradual ramps be better than one short, steep ramp for moving heavy blocks of stone?

Why are some liquids more viscous than others?

If a person weighs 125 lbs, 8oz., how many mg does s/he weigh

An iron rod is: A:a good conductor of heat and electricity, but not magnetic B: magnetic and a good conductor of heat, but is an insulator of electricity C: magnetic and a good conductor of heat and electricity D: not magnetic and an insulator of

Which stage are there homologous chromosomes lines up down the middle of the cell