Which of the following is true regarding 401(k) plans? i. 401(k) plans are primarily funded by employees. ii. 401(k) plans are primarily funded by employers. iii. investments grow tax-deferred in 401(k) plans. iv. employers may provide matching contributions to 401(k) plans.

the answer is 3.1 his answer is wrong mines is right

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it

the aurora is formed when charged particles emitted from the sun during a solar flare penetrate the earth's magnetic shield and collide with atoms and molecules in our atmosphere. these collisions result in countless little bursts of light, called photons, which make up the aurora.

auroras are generated by charged solar particles hitting molecules in earth's atmosphere. this usually happens in high latitudes, because our planet’s magnetic field tends to funnel these particles toward the poles. that’s why it can be experienced in northern ohio.