If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what's the acceleration of the object? A. 33 m/s B. 5.42 m/s C. 2.75 m/s D. 13.58 m/s

Which ones reflect and emit light? Star, asteroid, sun, Polaris, meteor, earth, moon, comet, mars

A particle moves along a straight line and its position at time t is given by s (t) = 2t^3-24t^2+90t t>=0 where s is measured in feet and t in seconds.

It is harder to stop a rolling bowling a ping pong when both are rolling at the same time this is an example of A. inertia B. balanced force C. momentum D. velocity

Imagine children at recess playing tug of war (a game where teams of kids pull a rope trying to [pull the other team across a line). what must the student muscles do to the rope

What is the velocity of a turtle who swims 100 meters towards the shore in 25 seconds?

High energy environments are most likely to contain which one of the following? a. large particles such as gravel b. silt-sized particles c. manganese nodules d. cosmogenous sediments e. clay-sized particles

Which description explains the flow of heat? from cold to hot from hot to cold from cool to warm from cold to warm

Stars set about how many minutes earlier each day? A. 8 B. 6 C. 4 D. 2

Which statement about polymers is true? 1. Polymers are substances that have relatively large molecules. 2. Oil and gas are the starting materials for making all polymers. 3. Fabrics such as cotton and silk are synthetic polymers. 4.

Can the world run out of carbon? Explain why you answered the way you did