Ais something that can be placed between the sun and the subject to diffuse the light. *

a: flag
b: reflector
c: softbox
d: scrim

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

In which situation has the independent variable for the experiment been changed? check all that apply. changed from counting the number of duckweed at day 0 and day 14 to counting them every day changed from testing duckweed growth in beakers to testing duckweed growth in large outdoor tanks changed from testing the effect of ph on duckweed growth to testing the effect of light levels on duckweed growth changed from testing the effect of acid ph on duckweed growth to testing the effect of basic ph on duckweed growth

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter