Choose the letter of the answer that best completes

the statement or answers the question.

1. If a vehicle increases its speed from 20 mph to 60

mph, its braking distance will increase by

a. 3 times.

b. 4 times

c. 9 times.

d. 40 times.

Why might learning of the vastness of outer space affect how people see themselves?

Energy is passed from particle to particle Energy reaches the ear, which allows for hearing A sound wave is produced when an object vibrates. Energy from the object is transferred to particles around the vibrating object.

Can you explain how matter and energy are continuously transferred between organisms and their physical environment?

Mechanical waves propagate or move through a medium because

Consider an electrical transformer that has 10 loops on its primary coil and 20 loops on its secondary coil. What is the current in the secondary coil if the current in the primary coil is 5.0 A? A. 5.0 AB. 10.0 AC. 2.5 AD. 20.0 A

Drag each label to the correct location on the chart. Sort the items based on whether they are simple machines or compound machines. sewing machine pair of tongs fishing rod and reel seesaw wheelbarrow crane Reset Next

How long do you stay in school here in Auburn schools

A current of 6.0 A through a circuit for 2.5 minutes. how much charge was delivered to this circuit? 15 C 25 C 600 C 900 C

Two rubber bands pulling on an object cause it to accelerate at 1.2 m/s^2 ... a. What will be the object's acceleration if it is pulled by four rubber bands?. b.

Why do earthquakes and volcanoes occur along continent and ocean boundaries?