Physics
Physics, 31.08.2019 19:30, duttonsteven45

Which statement is true?
a. velocity and speed both have units of m/s.
b. velocity is a scalar, while speed is a vector.
c. velocity has a magnitude, but speed does not.
d. speed always includes a direction as well as a magnitude.

answer
Answers: 1

Other questions on the subject: Physics

image
Physics, 22.06.2019 06:20, kimilew
Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.
Answers: 1
image
Physics, 22.06.2019 06:40, alicemareus
Determine the change in width a, height b, thickness t when a plate is subjected to the uniform distributed load and is made of material having modulus of elasticity e=230 gpa and poisson's ratio ν=1/3. given : a=400 mm and b= 300 mm also the uniformly distributed load in downward y direction of plate is 2 mn/m and in the positive x direction is 3 mn/m and t=20 mm
Answers: 1
image
Physics, 22.06.2019 07:40, Alex9089435028
Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?
Answers: 3
image
Physics, 22.06.2019 08:50, potatoismeh1
You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a × b = 98k. what is the y-component of vector b?
Answers: 1
Do you know the correct answer?
Which statement is true?
a. velocity and speed both have units of m/s.
b. velocity is a...

Questions in other subjects:

Konu
Mathematics, 28.10.2019 00:43