Please help help help ( science) is
...
Answers: 3
Physics, 22.06.2019 05:50
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.
Answers: 2
Physics, 22.06.2019 06:30
Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.
Answers: 2
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
Mathematics, 10.04.2021 21:10
Chemistry, 10.04.2021 21:10
English, 10.04.2021 21:10
Mathematics, 10.04.2021 21:10
Mathematics, 10.04.2021 21:10
History, 10.04.2021 21:10
Advanced Placement (AP), 10.04.2021 21:10
Chemistry, 10.04.2021 21:10
Geography, 10.04.2021 21:10
Chemistry, 10.04.2021 21:10
Chemistry, 10.04.2021 21:10
Mathematics, 10.04.2021 21:10