For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

What are similarities and differences of reflection, refraction, diffraction and absorption?

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules