Cross-country power lines carry voltages of about A. 60 V. B. 120 V. C. 2200 V. D. 120,000 V.

Which is an example of inertia? A moving car changes direction. Increasing the velocity of a train makes it harder to stop. Adding mass to a moving car makes it harder to stop.

Which of the following is a unit of volume of solids? Cubic meters Square meters Liters per cubic gram Gram per cubic centimeter

Based on the fluid mosaic model of the cell membrane, which type of molecule can move passively across the membrane, without the aid of proteins? A. charged molecules B. large polar molecules C. macromolecules D. nonpolar molecules

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

Planet with the most extreme temperature range

What type of material is wrapped around an object could cause the object to lose the most heat

What is the importance of the ozone layer?

Which of the following is an example of plasma?

What do you need to make 100 minutes charges neutral

The equation e = mc2 relates mass and a. energy b. force c. work d. gravity