It takes 3 minutes to make toast in a 1500 watt toaster. Calculate how much work is done by the toaster.

A)

8.3 J

B)

60 J

C)

90,000 J

D)

270,000 J

How are scientists able to measure the age of earth?

Modern atomic theory states that atoms are neutral. how is this neutrality achieved in atoms? having more neutrons than protons or electrons having equal numbers of protons and electrons having fewer neutrons than protons or electrons having equal

In his famous experiment, Rutherford fired alpha particles at a thin gold film. Most of the alpha particles went through the firm and a very few bounced back.

A can is 6cm high with the radius of 3cm. what is the volume of the can

In which of the following are action and reaction forces involved? A. when a tennis racket strikes a tennis ball B. when stepping from a curb C. when rowing a boat D. all of the above

Find velocity gradient

In equation y = mx means what

Sea anemones can produce completely new organisms by regeneration. Are these new organisms genetically identical to the parents? Why or why not

What are 3 types of muscle tissue still?

Which of the following is a true statement? * Waves do not transport matter through which they travel Waves can transport matter through solids, liquids and gases, but not through empty space.