HELP! HELP PLEASE

A 3.5 kg toy dump truck moving with a speed of 2.5 m/s starts up a ramp. How high (h) does the truck roll
before it stops?

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )

A4.0-cm tall light bulb is placed a distance of 32.0 cm from a concave mirror having a focal length of 16.0 cm. determine the image distance