When chemical energy is released, what is formed?

A.) A nuclear reaction

B.) An explosion

C.) Lightning

D.) A new substance

If the power supply has an effective impedance of 100 (the load impedance that the transformer sees), what impedance does the primary of the transformer see?

What landform happens at the boundarie of ocean plates

Where is paramcium normally found?

If an object has the the mass of 3kg, calculate the force acting on it.

A baby and stroller have a total mass of 20. kilograms. A force of 36 newtons keeps the stroller moving in a circular path with a radius of 5.0 meters. Calculate the speed at which the stroller moves around the curve.

Which of the following describes the products of a chemical reaction? A. The original materials B. The chemicals on the right side of a chemical equation C. The chemicals on the left side of a chemical equation D. The substances that are changed

What does it mean when we say an atom has decayed?

The first excited state of a particular atom in a gas is 5.2 eV above the ground state. A moving electron collides with one of these atoms, and excites the atom to its first excited state.

How do your teeth work as a wedge?

According to the Big Bang theory timeline, all matter and energy was compressed into a very small volume at an extremely high temperature. a. True b. False