1. what is the force to be applied to a mass of 20 kg to produce an acceleration of 2ms-2?

Do other planets have seasons? why

A 100.0 resistor, a 50.0 resistor, and a 40.0 resistor are connected in parallel and placed across a 12.0 V battery. ( a. What is the equivalent resistance of the parallel circuit? Incorrect: Your answer is incorrect. ( b.

Analyze the formula W = mg to explain how an objects weight can change even when its mass remains constant.

What is the kinetic energy of a 478 kg object that is moving with the speed of 15 m/s

An electric heater uses 3 / 5 watts of power each hour. How many watts of power will the heater use in 1 / 2 hour? a. 3/10 b. 11/10 c. 3/5 d. 11/5

You are standing outside during the daytime. How can you see a blade of grass? A. Light is produced by your eyes and travels out to the grass. B. Light is produced by the grass and travels straight to your eyes. C.

Are cosmic rays and gamma rays invisible or do they have color?

What element has the lowest electronegavity?

Identify two different ways you can make a yellow spotlight for a theater stage

Ian walks 2 km to his best friend's house, then walks 0.5 km to the library. He then makes a 2.5 km walk home. The entire walk took him 3 hours. What is his average speed in km/h? SHOW YOUR WORK!