Answer:
a. one line down one line to the right one live to the northwest from the object
b. t1=190 t2=310
Explanation:
Plastic i believe because if its melted it sweats toxins that can cause serious harm
No, Greenhouse gases in the air, mainly carbon dioxide, methane and water vapor, trap radiation from the Sun and act like a thermal blanket around the planet. Without the greenhouse effect, the Earth would have an average temperature of -18 °C and be covered in ice. Life as we know it would not be able to survive.
If velocity is constant, then the object is moving
at constant speed in a straight line.