What happens when a vector is multiplied by a scalar?

a) It gets rotated in the plane

b) It gets longer

c) It turns into a scalar

d) It gets either longer or shorter, but does not change direction

What happen when 1 law of motion is not happen in the universe? Give answer fast!

How do astronomers best learn about distant objects in the universe A. They collect and analyze data from their electromagnetic radiation. B. They analyze rock samples from space probes. C.

The main greenhouse gases in the atmospheres of the terrestrial planets are

True or false Cool air is less dense than warm air.

What is formed when the number of electrons does not equal the number of protons. a). Atom b). Isotope c). Ion

Suppose your car is equipped with tire pressure monitoring system (TPMS) and the tire pressure is 34.0 psi on a 98F day in california. You decided to take a road trp to Alaska where the temperature drops to 20 F.

Which sound would be loudest? O A. a wave with an amplitude of 1.0 OB. a wave with an amplitude of 0.1 OC. a wave with an amplitude of 0.5 OD. a wave with an amplitude of O

How much work is done when a 4.0-newton box is carried horizontally a distance of 2.0 meters at a constant velocity?

You push a shopping cart filled with groceries (total mass = 20 kg) by applying a force to the cart 30° from the horizontal. If the force you apply has a magnitude of 86 N, what is the cart's acceleration? Assume negligible friction.

Does water expand more as the temperature drops even more below 0 deg? I am worried about the coolant in my rad. as the temp. is 40deg below.