subject
Physics, 22.06.2020 03:57 ItzAquaZ1449

What can we say about machines and engines? A. Friction increases fuel efficiency
B. There is no friction
C. the proccess of overcoming friction uses valuable fuels
D. friction is unlikely

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 14:50
Ingrid wrote the hypothesis below. if the temperature of a liquid increases, the density of the liquid decreases because the particles move farther apart. what are the variables in her hypothesis?
Answers: 3
question
Physics, 22.06.2019 11:00
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
Answers: 1
question
Physics, 22.06.2019 14:40
How does an observation about an object differ from an inference about that object
Answers: 1
question
Physics, 22.06.2019 15:00
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 23.7n and the spring scale reads 13.8n. what is the magnitude of the force that earth exerts on the bag?
Answers: 1
You know the right answer?
What can we say about machines and engines? A. Friction increases fuel efficiency
B. There i...
Questions
question
History, 21.04.2020 23:16
question
Mathematics, 21.04.2020 23:17
question
Mathematics, 21.04.2020 23:17
Questions on the website: 13722360