Which number is not rounded correctly? a.0.0279 rounded to 0.028 b. 210.8 rounded to 210 c. 14.507 rounded to 14.510 d. 18.42 rounded to 18.4

The position of a dragonfly that is flying parallel to the ground is given as a function of time by r⃗ =[2.90m+(0.0900m/s2)t2]i^− (0.0150m/s3)t3j^. a: at what value of t does the velocity vector of the insect make an angle of 34.0 degree clockwise from the x-axis? b: at the time calculated in part (a), what is the magnitude of the acceleration vector of the insect? c : at the time calculated in part (a), what is the direction of the acceleration vector of the insect?

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

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