All of the following elements produce magnetic fields except for

a. nickel.

b. cobalt.

c. iron.

d. copper.

You are riding your bike to the mall. You travel the first mile in ten minutes. The last mile takes you 15 minutes. This is an example of: A. Average velocity, B. Positive acceleration, C. Instantaneous speed, or D. Negative acceleration

Calculate the period of a wave whose frequency is 5 Hz and whose wavelength is 1 cm give your answer in decimal form

You lift a 45 Newton bag of mulch 1.2 Meters and carry it a distance of 10 Meters to the garden. How much work was done?

Deimos, a moon of Mars, is about 12 km in diameter; it has a mass of 2 x 1015 kg. With what speed would you have to throw a baseball on Deimos so that it would go into orbit and return to you so you could catch it? 5.8 m/s 4.7 m/s 2.2 m/s 3.4 m/s

How is matter alike and different on the atomic/molecular level

A cyclist is riding his bike at a constant speed of S m/s, and experiences a frictional force between the bike and sidewalk of 100 N.

If a magnet is cut in paris what will be its north and south pole

How does the addition of sodium carbonate affect the cost of producing glass?

You strike a tuning fork. explain how the fork produces sound waves that you can hear.

If a car is traveling at an average speed of 60 kilometers per hour, how long does it take to travel 12 kilometers?