When a battery is connected to a lightbulb properly, current flows through the lightbulb and makes it glow. How much current flows through the battery compared with the lightbulb?

If the acceleration is 400 m/s/s and the mass is 800kg, calculate the force

How do animals use the food produced by plants

How is the human heart adapted to its function?

A 100 g ball and a 50 g ball are dropped from a tower. Both balls are the same size and there is no air resistance. Which answer best describes how they fall? The 100 g ball hits the ground first. Both balls hit the ground at the same time.

2. A hanging chair is suspended on a spring from the ceiling. The 5880 N/m spring stretches from 15 cm long to 25 cm long when you sit in the chair a) How hard is the spring pulling to lift you? b) How hard does gravity pull down on you?

Which nuclei is not radioactive? A. Am-241 B. Mg-24 C. Pu-241 D. U-238

What is the method of charging used when you run a straw with fur

A man runs at a velocity of 6.2 m/s for 11.5 minutes. When going up and increasingly steep hill, he slows down at a constant rate of 0.25 m/s^2 and comes to a stop. How far did he run?

Find the period and frequency of a green photon that had a wavelength of 525 nm

Match these items. 1 . involuntary muscle tissues that have fibers 2 . tendons muscle controlled by will 3 . cardiac muscle muscle not controlled by will 4 . voluntary muscle arm muscle 5 . biceps heart muscle