An engineer uses aluminum to build an airplane rather than composite materials that are lighter and stronger. He does this because he is concerned about the composite materials and how suddenly they can fail. This is an example of:

All light waves move through a vacuum with a constant speed. True or False

In asch's study, which of these lowered conformity rates? A) having one other person disagree B) having only two people in the group C) Writing answers down instead of saying them D) all of these are correct

If an ocean wave has a frequency of 2 waves/s and a speed of 4 m/s, what is its wavelength? Enter the answer

An object with a massof 100 grams (0.100 kg) is dropped from a certain height and has a velocity of 60 meters/second. If the potential energy of this object is 179.99 joules, how high was the object when it was dropped? A. 9.2 x 101 meters B. 1.

What happens to an iron bar when it is placed within the coils of a solenoid

Fill in the blanks to complete each statement about the heating of Earth's surface. Earth takes in thermal energy from the Sun in a process called Sunlight strikes Earth's surface at different angles. This angle is called the angle of Done Intro

A 2.0-kg block is on a perfectly smooth (frictionless) ramp that makes an angle of 30^/circ30 ∘ with the horizontal. What is the force of the ramp on the block?

What is the difference between negative displacement and negative velocity?

How to use Da Vinci flying pedulum clock

A 7.00 kg mass is being pulled by a 53.8 n force what is the acceleration