How many moons does Venus have?

The direction of the magnetic field is determined by which of the following? A. energy of the current B. magnetic domain C. magnetic force D. direction of the current

Scientists are testing a new drug, which they think might allow people to memorize large amounts of information. Group A is taking a sugar pill. Group B is taking the new drug. Both groups are 25-35 years old and are not taking any other medicine.

Part A: You select a rental package that includes a car with an average consumption of 6.00/rm liters of fuel per 100/rm km. Considering that in Europe the average fuel cost is 1.

Do you think energy can be "used up?" Why or why not?

1. Describe the methods by which an electric potential develops in primary cells and dry cells. 2. Describe the methods by which an electric potential develops in generators and thermocouples. 3.

What best describes the angle between a changing electric field and the electromagnetic wave produced by it? 1. always equal to a right angle 2. always less than a right angle 3. varies from parallel to perpendicular 4.

Which data set has the smallest standard deviation? A. 1,6,19,20,85,29,0 B. 22,22,23,23,22,22,23 C. 6, 7, 6, 7, 1004, 980, 350 D. 99, 199, 299, 55, 44,33, 22

To calculate the specific heat capacity of some liquid, we have poured 235 g of water at a temperature of 18.0°C into 250 g of this liquid at a temperature of 27.0 °C in a calorimeter with a heat capacity of 210 J/K. The temperature stabilized at 20.

How do you reduce friction

3. A 16 kg barrel is lifted up by a rope. The barrel accelerates at 1.4 m/s2. Find the force exerted by the rope. Show all your work. Answer: