on june 21 some earth locations have 24 hours of daylight these locations are all between the latitudes of

4 A pendulum of mass 200 g is pulled horizontally sideways by 30 cm. The length of the pendulum string is 50 cm. a Calculate the potential energy of the pendulum in this position. Assume g = 9.8 N/kg ? cm 50 cm 30 cm marks)

What action happens if the moon spins on its axis like a top

What is the function of a power source in a circuit

Give two examples of producers and two examples of consumers

2. What kind of waves are caused by sound? Describe what is happening to molecules.

How do repeater stations improve the quality of a broadcast?

What is the total number of atoms in the following formula? CaBr2 04

The Amazon River is in Europe. True or False

A microwave oven operating at 120 volts is used to heat a sandwich if the oven draws 12.5 amperes of current for 45 seconds what is the power dissipated by the oven?

Which of the transformers are step-up transformers? Which of the transformers are step-down transformers?