A car increases its speed from 4.20 m/s to 8.60 m/s over 3.20 seconds. What is the car's acceleration?

Rosa records the distance that a toy car rolls and the time it takes to cover the distance. What scientific practice is this?

The length of a block was measured to be 11.23 cm ± 0.03 cm the vernier caliper used to measure the block has an uncertainty of 0.01 cm. Determine the total uncertainty in the measurement. A) 0.04 cm B) 0.032 cm C) 0.001 cm D) 0.2 cm

What does set up transformer do? Set down transform

Which tuning fork would sound lower, one with frequency 512 Hz or 128 Hz?

A circuit featuring multiple paths through which current can flow is best classified into which category? A. a series circuit B. an open circuit C. a parallel circuit D. a short circuit

After one species disappears the other species in the ecosystem ...

A helicopter flying at a distance of 20.0 km from a radio transmitter receives a signal of intensity 35.1 μW/m2. A) Find the magnitude of the electric component of the signal at the helicopter's location.

How is volume calculated directly and indirectly

Measurements of the earth's magnetic field have been recorded since?

What are some things cyclists do to reduce friction?