Physics, 31.12.2019 14:31 josephmelichar777
Donna shines a flashlight and a laser pointer on a sheet of paper. she holds each device at an equal distance from the paper. how does the light hitting the paper from each device appear different?
the light from the flashlight lights up a larger area of the paper.
the light from the laser pointer lights up a larger area of the paper.
the light from the flashlight magnifies a larger area of the paper.
the light from the laser pointer magnifies a larger area of the paper.
Answers: 1
Physics, 21.06.2019 16:00
When fat comes in contact with sodium hydroxide, it produces soap and glycerin. determine whether this is a physical change or a chemical change. explain your answer
Answers: 2
Physics, 22.06.2019 10:00
How are the crust and the inner core alike? a) they are both solid. b) they both have the same temperature. c) they are both under the same pressure. d) they are both very close to the center of the earth.
Answers: 1
Physics, 22.06.2019 17:00
What equation is used to calculate the weight of an object on a plant ?
Answers: 1
Physics, 22.06.2019 20:10
On a frictionless air track, a blue glider with mass 0.200 kg is moving to the right with a speed of 8.00 m/s. it strikes a red glider that has mass 0.600 kg and that is initially at rest. after the collision, the blue glider is moving to the left with a speed of 3.00 m/s.(a) what are the magnitude and direction of the velocity of the red glider after the collision? (b) is this collision elastic?
Answers: 1
Donna shines a flashlight and a laser pointer on a sheet of paper. she holds each device at an equal...
Physics, 01.12.2020 21:00
History, 01.12.2020 21:00
Mathematics, 01.12.2020 21:00
Engineering, 01.12.2020 21:00
French, 01.12.2020 21:00
Mathematics, 01.12.2020 21:00