Physics, 06.07.2021 15:10 Homepage10
An irregularly shaped piece of metal with a mass of 25.43 g is submerged in 23.5 cm3 of water in a graduated cylinder. The water level increases to 32.5 cm3. What is the density of the metal to the proper number of significant figures
Answers: 3
Physics, 22.06.2019 00:00
A1000-kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16-s, then the motor stops. the rocket altitude 20-s after launch is 510-m. you can ignore any effects of air resistance. a. what was the rocket’s acceleration during the first 16-s? b. what is the rocket’s speed as it passes through a cloud 5100-m above the ground?
Answers: 1
Physics, 22.06.2019 02:30
If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
Answers: 1
Physics, 22.06.2019 04:30
In a system, when potential energy decreases, then entropy also decreases. true false
Answers: 3
Physics, 22.06.2019 09:30
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
Answers: 2
An irregularly shaped piece of metal with a mass of 25.43 g is submerged in 23.5 cm3 of water in a g...
Mathematics, 26.08.2020 02:01
English, 26.08.2020 02:01
Mathematics, 26.08.2020 02:01
English, 26.08.2020 02:01
History, 26.08.2020 02:01
Physics, 26.08.2020 02:01
English, 26.08.2020 02:01
Computers and Technology, 26.08.2020 02:01
History, 26.08.2020 02:01
Mathematics, 26.08.2020 02:01
Physics, 26.08.2020 02:01