4. You are driving on the highway to visit your grandmother. You look to your right and it looks like the car next to you is going backward. Explain this phenomenon.

What is the final velocity of the initial velocity of 25 and -50?

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above