What distance will an object cover in 20 seconds if it is moving at 8 m/s

If a high voltage transformer has 100 primary turns and 50,000 secondary turns and is supplied by 220v and 100a, what are the secondary voltage and current

This is the movement of soil, mud and rock due to the downward movement of wind, water or ice.

What is the differences between novae and supernovae?

The 'hubble constant, h0' is used to determine

an instrument used a battery that provides 500 j of energy for 1200 seconds. what is the power of the instrument?

1: Explain how you can use Boyle's Law to determine the new volume of gas when its pressure is increased from 270 kPa to 540 kPa? The original volume of gas was 1 L. Assume the temperature and number of particles are constant.

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If a skater who is spinning pulls her arms in so as to reduce her rotational inertia by half, by how much will her angular momentum change? by how much will her rate of spin change?

What an object is made up of and the color of light that strikes it determine the A) apparent color of object B) transparency of the object C) opacity of the object D) translucence of the object

This chart shows characteristics of three different types of waves.