Physics, 22.01.2021 21:40 anitadefrances
1. Steve has a mass of 78 kg and is standing still on very slippery ice while
holding a 2.5 kg can of peas. Steve throws the can to the right so that it
travels with a velocity of 8.7 m/s. What is Steve's velocity after he throws
the can? (This is an explosion)
0.28 m/s
3.6 m/s
0 -0.28 m/s
0 -3.6 m/s
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
Physics, 22.06.2019 14:40
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
Answers: 3
Physics, 22.06.2019 15:00
Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.
Answers: 1
1. Steve has a mass of 78 kg and is standing still on very slippery ice while
holding a 2.5 kg can...
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