A car drives 100 km north, 50 km east, then 10 km south. What is the car's displavement?

grav force prop 1/r squared 2r all squared is 4rsquared 1/4rsquared quartered

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19