A train moves from rest to a speed at 25m/s in 30.0 seconds. What is it's acceleration?

What scientific questions might Claudia ask about the flame? Check all that apply. (The flame is blue) -What element causes this flame color?-Is this the prettiest flame color?-Will the flame color change if another element is added?

In a series circuit what happens to the brightness of one bulb when you add more bulbs?

How is electric potential energy similar to gravitational potential energy? how is it different? where will an electron bound in an atom and have the largest electrical potential energy?

Tamara says that the calcium (Ca) ion has a + 1 charge. Using the periodic table, is she correct? Explain why or why not.

A active-satellite, one that sends out electromagnetic waves, can be the energy down toward the ocean surface and determine how large the waves on the ocean are. How much energy comes back to the satellite and how fast it returns gives information.

A satellite has a mass of 6124 kg and is in a circular orbit 4.64 * 105 m above the surface of a planet. the period of the orbit is 1.7 hours. the radius of the planet is 4.42 * 106 m.

A weightlifter Lifes a 100 kg barbell from the floor to a height of 2.00 m in 1.50 seconds. find the power he generates (use G=10 N/KG)

Use 3rd law to explain how a fish swims through water. Identify the force pairs and draw a diagram.

A sample of dna contains 1000 guanine bases how cytosine bases does it contain

What is the name of an ionic compound that consists of lithium ions (Lit) and iodide ions (I) ?