The thicker and darker the glass, the less light that is transmitted.
Answer:
the force needed to accelerate the 1000kg car by 3m/s2 is 3000N .
Algae is a primary producer like plants. I hope this helps
The salt evaporates in the air thus when it hits the ground
When you drop a ball, it is dropped DOWNWARDS so the number is represented by a negative number. If you toss the ball up it will be a positive number.
To answer your question:
When an object is dropped downwards there will be a negative number since the object is falling downwards.