To accelerate a 3 kg skateboard at 9 m/s2 a how much newtons are needed?

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?

Drag each label to the correct location in the equation. not all tiles will be used. the density of mercury is 13.6 grams per cubic centimeter. complete the steps for converting 13.6 g/cm3 to kg/m3. (1 kg = 1,000 g, 1 m3 = 106 cm3)

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.