What is a magnetic field of electromagnet is affected by?

What is the angular speed of (a) the second hand, (b) the minute hand, and (c) the hour hand of a smoothly running analog watch? answer in radians per second?

How much force is required (in Newton's) to accelerate a 4-kg skateboard, along with its 46-kg rider, at 3m/s2?

Which is thought to be most responsible for Earth's ice ages? A. Earth's tilt B. Earth's precession C. The gulf stream D. The jet stream

Henry sets his keys on a wooden table. He then takes a powerful magnet and positions it below the table and the keys. He finds that he is able to drag the keys along the table by moving the magnet. This demonstrates that A.

When you look at green dots with a red filter what color did you see?

In your own words, explain how stalagmites are formed in caves.

How do ants use formic acid to stay alive

Which of the following is not a greenhouse gas? water carbon dioxide nitrous oxide propane

True or false. When populations do not exceed their environment carrying capacity biology communities are stable?

When waves are closely spaced together, how would you describe the pitch that you hear?