When a piece of iron of mass is 78 gram is put in a graduated cylinder containing 100cm³ of water, the reading of the cylinder become 110³ cm calcute the denisty of the piece of iron​

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

Awalk up the phase change graph worksheet

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer