I NEED HELP ASAP A marble at rest is dropped from a tall building. The marble hits the ground with a velocity of 98 m/s. How long was the marble in the air? (Remember: The acceleration due to gravity on Earth is 9.8 m/s2)
O 10 seconds
O 960.45
O 1.05
O 0.1 second​

The dispersed phase is liquid and dispersed medium in milk is liquid

No. an alpha particle is a pair of protons and a pair of neutrons, i.e. a helium

34565423452345123452345234512451234123412341234234123412341234123412341234123412341234123412342341234123123412341234123412341234123412341234134`2341234678123412341234123412341234123412341241234123412341241241241241234123412341234134123412412341234123412341234123412341234123412341234213412341234123412341234123412341234123412341234123412341234123432141242341234123412341234