A weak magnet can become stronger by dropping it or striking it with a hammer.

True Or False

Any force that causes an object to move in a circle is called a (n) a. balanced force. b. unbalanced force. c. gravitational force. d. centripetal force.

Objects that are closer together have a stronger force of gravity between them. True False

Convection currents within Earth's core and mantle transfer large amounts of heat when a. hotter, less dense rock rises and cooler, more dense rock sinks b. cooler, less dense rock sinks and hotter, more dense rock rises c.

How do I avoid getting distracted

How does folding change rock layers

A particle that is composed of two up quarks and one down quark is a (1) meson (3) proton (2) neutron (4) positron

Car headlights have both low beams and high beams. The high beams may be necessary when it is very dark outside. If the power for the high beam is 60.0 watts and the current is 5.0 amps, how much voltage is required?

Tsunami waves are almost the same as ripples caused by throwing a rock into a pond. what is the major difference between the two?

A hot air balloon pilot wants the balloon to quickly rise several feet higher so it will be above some trees in the distance. Which best explains how the pilot can make the balloon rise? 1.

The density of pine is generally about 0.5 g/cm3. What is the mass of a 800 cm3 piece of pine Download pdf