If the current through R1 is 2A what is the current through R2

You convert kinetic energy into thermal energy when you rub two sticks together because of

Which is NOT a way to change the rate of a chemical reaction? a.) change the surface area of the reactants b.) change the temperature of the reactants c.) include a catalyst d.) change the beaker it's being mixed in e.

A boy and a girl are on a spinning merry-go-round. The boy is at a radial distance of 1.2 m from the central axis; the girl is at a radial distance of 1.8 m from the central axis.

A basketball rolls to a stop along a gym floor without anyone touching it. What answer choice BEST explains why this occurred?

If the Sun and volcanoes were controlling the climate, the climate would undergo global warming at the same rate as we are seeing currently undergo global warming at a faster rate than what we are seeing currently be a little cooler than the climate

Baseball homerun hitters like to play in Denver, but curveballpitchers do not. Why?

Which of the following forms a sphere around the Sun? A. the Oort Cloud B. the Kuiper Belt C. the orbit of Jupiter D. the main asteroid belt

An electron in a vacuum is first accelerated by a voltage of 51400 V and then enters a region in which there is a uniform magnetic field of 0.4 T at right angles to the direction of the electron's motion. The mass of the electron is 9.

A narrow is used to slow the flow of electron in a circuit. You would write the amount current is slowed using what units A. Volts B. ohms C. amps D. dergees

If you drop an object from a height of 1.9 m, it will hit the ground in 0.62 s. if you throw a baseball horizontally with an initial speed of 34 m/s from the same height, how long will it take the ball to hit the ground?