Identify the following items as scalar or vector.

Speed

Velocity

Displacement

Distance

Measurement

Measurement and direction

60 m North

100 m West

200 m/s

a motorcar is moving with a velocity of 108 km / h and it takes 4s to stop after the brakes are applied calculate the force exerted by the brakes on the motorcar if it's mass along with the passengers is 1000 kg

Is hydroelectric energy inexhaustible?

The frequency of violet light is 7.5x10 to the 14th power hertz. What is the wavelength?

Compute the quantity of heat released by 25.0 g of steam initially at 100.0oC, when it is cooled to 34.0°C and by 25.0 g of water initially at 100.0 oC, when it is cooled to 34.0°C.

Which of the following represents Newton's second law? A) v = d/t B) a = F/m C) F = mv D) F=0

List the different types of electromagnetic readiation (waves) in order from shortest wavelength to longest wavelength

Which way does the Coriolis effect deflect objects in the Northern Hemisphere To the south To the right To the left To the north

Let T be a linear transformation from a vector space V with dimension 11 onto a vector space W with dimension 7. What is the dimension of the nullspace of T?

What is the fundamental unit for measuring mass in the metric system?

Why are some craters on the moon bigger than others