A boy is twirling a model airplane on a string 4 feet long. if he twirls the plane at 0.25 revolutions per minute, how far does the plane travel in 4 minutes? round to the nearest tenth.

A feris wheel is turning at a constant speed of 5m/s is it not accelerating, true or false

Which would prove that the circles are similar? Dilate the smaller circle by a factor of. If the circles were not concentric, what additional step would be needed to prove they are similar? one of the circles so that the circles have the same center.

A curium-242 (Z = 96) can be produced by positive-ion bombardment when an alpha particle collides with which of the following nuclei? Note: A neutron is also a product of this bombardment, in addition to the curium-242. A. Pu - 239 B. U - 239 C.

A wire carrying a 2-A current is placed at an angle of 60° with the respect to a magnetic field of strength 0.2 T. If the length of the wire is 0.6 m what is the magnitude of the magnetic force acting on the wire?

How does the electrical force relate to the charge of an object? 0 O 0 It is inversely proportional to the square of the charge. it is directly proportional to the square of the charge. It is inversely proportional to the charge.

A 150-kg object takes 1.5 minutes to travel a 2,500 - meter straight path. It begins the trip traveling 120 m/s and decelerates to a velocity of 20 m/s. What is the acceleration?

Lava is rock that has undergone a physical change and has liquefied. What is known about this change?

At what temperature did the substance in the test tube into a solid?

What occurs when the velocity of Earth is doubled? a. The orbit of Earth around the Sun becomes smaller b. The orbit of Earth does not change c. The Earth escapes the Sun d. The orbit becomes more elliptical

When is a body said to be at rest