Scalar is to vector as

(1) speed is to velocity

(2) displacement is to distance

(3) displacement is to velocity

(4) speed is to distance

The parking brake on a 2000 kg Cadillac has failed, and it is rolling slowly, at 3.00 mph, toward a group of small children.

Two identical blocks with mass 5.0 kg each are connected to the opposite ends of a compressed spring. The blocks initially slide together on a frictionless surface with velocity 2 m/s to the right. The spring is then released by remote control.

Which statement correctly compares the motion of atoms in liquid mercury and solid copper?

How does WiFi actually work?

Describe a situation in which you can accelerate even though your speed doesnt change

9. An astronaut of mass 90 kg walks in space outside her spaceship and receives a 30-N force from a nitrogen spurt gun. What acceleration does she experience?

Which of the following describes the charge of an atom before any electrons are transferred? positive charge negative charge it depends on the number of protons and neutrons neutral charge

A slow jogger runs a mile in 16 minutes. Calculate the speed in

Protecting his nest, a 600-g peregrine falcon rams a marauding 1.5-kg raven in midair. the falcon is moving at 20.0 m/s, and the raven at 9.00 m/s at the moment of impact.

A carousel has a radius of 1.70 m and a moment of inertia of 110 kg · m2. A girl of mass 44.0 kg is standing at the edge of the carousel, which is rotating with an angular speed of 3.40 rad/s.