A toy boat moves horizontally in a pond. The horizontal position of the boat in meters over time is shown below.
Position
(meters)
15+
12+
9+
6+
3+
Time
(seconds)
↑
4
8
12
16 20 24
-3+
-6+
-9
-12+
-15-
What is the displacement of the boat between 0s and 16 s?

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

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

The mass of a bowling ball is 10 kg and the mass of a ping pong ball is 0.015 kg. if the two objects are 5 meters apart, what is the gravitational force ?