What are two types of charges that particles possess

How does the size of objects impact the pull of gravity between Earth and a baseball thrown into the air

A scientist studies how the temperature of a baseball affects the distance it travels when hit by a bat. What will make this experiment more repeatable? A. Having an experimental variable B. Reporting all the details of the experiment in a journal C.

Scientists develop knowledge by making about the natural world that may lead to a scientific question

What is the function of law

Work of 2 Joules is done in stretching a spring from its natural length to 19 cm beyond its natural length. What is the force (in Newtons) that holds the spring stretched at the same distance (19 cm) ?

What does it mean when a plane is perpendicular to the x-axis?

If the weight of an object that is submerged in a fluid is 10 N and the buoyant force on it is 20 N, what will happen to the object?|

A switch in an electric circuit controls the flow of electrons in the circuit. True O False

What are three common forms of work in science

A boat travels north across a river at a velocity of 22 meters/second with respect to the water. The river's velocity is 2.2 meters/second to the east. What is the resultant velocity of the boat, as measured from the land?