In his experiment which condition is not controlled? A temperature B brand of batteries

Equipotentials are lines along which Select one: a. the electric field is constant in magnitude and direction. b. the electric charge is constant in magnitude and direction. c.

How do you calculate change in position? A. initial position times two B. final position plus initial position C. final position minus initial position D. initial position minus final position

A Mars rover has a mass of 500 kg. The acceleration due to gravity in mars is about 3.7 m/s^2 and the coefficient of kinetic friction for the rover on the surface is 0.4.

Twoâ cars, 405 kilometersâ apart, begin driving toward each other on aâ long, straight highway. one car travels 70 kilometers per hour and the other 65 kilometers per hour.

An object starts from rest and accelerates 4.3 m/s^2 for 2.05 seconds. What is its displacement from the start position

A race car travels a circular track at an average rate of 135 mi/hr. The radius of the track is 0.450 miles. What is the centripetal acceleration of the car?

Between a substance and a mixture.

Two massive objects are fixed in position. A third object is placeddirectly between the first two at the position at which the totalgravitational force on the third object due to the two massiveobjects is zero.

Which statement best describes the magnetic properties of a material? Magnetic materials have many spinning, unpaired electrons Paired electrons of magnetic materials can move to other atoms Electrons of magnetic materials are strongly held by

when we examine the structures of the other terrestrial planets in our solar system, we see that their structure is similar to Earth's. Why do you think this is the case?