A measurement must include both a number and a (n)

39. Three 12 a resistors are connected in parallel and then connected to a 6.0 V battery. Find the resulting current. Show your work. This is a two part question. 40. The devices and outlets in each circuit in a household are wired in parallel.

How is the direction of a vector affected when it is multiplied by a scalar?

dart with a mass of 50 g is thrown at 15 m/s and sticks into a 100-g apple hanging on a string. What is the velocity of the dart and apple just after the dart is embedded

In a mass spectrometer used for commercial purposes, uranium ions of mass 3.76 X 10^ (-25) kg and charge 3.5 X 10^ (-19) C are separated from a larger sample.

3. What is the mass of an object that is experiencing a net force of 200 N and an acceleration of 500 m/s"?

An example of a stable system

What causes chemical weathering? a. damage caused by animals and plants c. natural acids b. ice wedging d. physical factors

1. Strzała o masie 20 g tuż po wystrzale ma prędkość 50 m/s. Oblicz pracę wykonaną przez zawodniczkę. Ile wynosi energia potencjalna sprężystości napiętej cięciwy? 2. Na trampolinę o współczynniku sprężystości k=2 kN/m stanął zawodnik o masie 80 kg.

Two small plastic spheres between them has magnitude 0.22 N. What is the charge on each sphere is one the other? Explain whether it can be determined from the information give, whether the charges are positive or negative.

If it has enough kinetic energy, a moleculeat the surface of the Earth can escape the Earth's gravitation. The acceleration of gravity is 9.8 m/s2, and the Boltzmanns' constant is 1.38066*10-23 J/K.