If an oxygen atom had 8 protons in it's nucleus, what is it's atomic number?

A. 8

B. 6

C. 4

D. 12

Which will stay warmer longer a cup of coffee or a cup of coffee being stirred why?

Place the following scientists in order, from earliest to latest: A) Ernest Rutherford; B) J. J. Thomson; C) John Dalton

An athlete completes one round of a circular track of diameter 200 m in 40 s. What will be the distance covered and the displacement at the end of 2 minutes 20 s?

If you exert a force of 400 N to move a brick 2 m over 4 s, how much power do you use?

How does the climate of coastal regions compare with inland regions?

Which of the following is an example of applied research?

A Cadillac Escalade has a mass of 2,569.6 kg, if it accelerates at 4.65 m/s^2 what is the net force on the car?

If you are trying to balance a seesaw and you have a higher mass on the left, should the mass on the right be placed at a greater distance or lower distance to balance it? Why?

A car travels 300 km in the first 3 hours of a trip. Then it hits traffic and travels only 60 km during the last hour. What is the average speed of the car? a.) 180 km/h b.) 100 km/h c.) 90 km/h d.) 120 km/h

What is the purpose of using a wedge? A. separates objects B. keeps objects together C. allows you to exert force over a distance