vector a is 6.6 m long and points along the negative x axis. vector b is 8.25 m long and points at +55° to the positive x axis. what are the x and y components of each vector?

Kuhl found that babys brains are most open to learning the consonants in their native language at what age? and vowels at what age?

Wats iqpow pls write 20 words for an answer

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.