What type of galaxy has mostly old stars, without a lot of star formation?

The number of times a machine multiplies the effort force is the what of the machine

A mass of 9.2 kg is accelerated at 2.1 m/s2. What is the force?

Wind energy spins the blades on this wind turbine. The mechanical energy of the moving blades is used to generate electricity. But wind turbines are not suited to all areas of the country, because in some places there's is not enough wind.

An electric motor in a hair dryer is running at its normal constant operating speed and, thus, is drawing a relatively small current, as in part (b) of Example 12. The wire in the coil of the motor has some resistance.

Ocean waves are hitting a beach at a rate of 2.0 Hz. The distance between wave crests is 1.5 m. Calculate the speed of the waves.

What describes the movement of a fluid during convection?

Inductors in parallel. Two inductors L1 = 1.31 H and L2 = 2.24 H are connected in parallel and separated by a large distance so that the magnetic field of one cannot affect the other. (a) Calculate the equivalent inductance.

The amplitude of an oscillator decreases to 36.7% of its initial value in 29.5 s. part a what is the value of the time constant

Which is a derived unit? A Meter B Second C Kilogram D Newton

What is the period of vibration for a wave with a frequency of 150 hertz?