Motion has occurred when what changes?

Students asked to measure the temperature of a reaction beaker recorded the following temperatures. 103.7°C, 108.4°C, 105.8°C, 104.6°C The actual temperature is 105.1°C. Which measurement is the most precise

Why is it incorrect to say "We ran out of gas." when referring to your cars energy source?

Who was copernicus and what were his main acheivements?

A train travels from Albuquerque, New Mexico, to Mexico City in 4 hours with an average velocity of 80 km/h to the south. What is the train's displacement?

Rank the following in terms of increasing inertia: a. A 10,000 kg train car at rest b. A 100 kg person running at 5 m/s c. A 1200 kg car going 15 m/s d. A 15 kg meteor going at a speed of 1000 m/s

The buildup of charges on an object is called

Which of the following statements is true? The freezing and boiling temperatures of a substance are the same. The freezing and condensation temperatures of a substance are the same. The freezing and melting temperatures of a substance are the same.

What's bigger 32A or 32B

Two charged objects have a repulsive force of. 080 N. if the charge of both of the objects is doubled, then what is the new force?

A hiker leaves her camp and walks 3.5 km in a direction of 55° south of west to the lake. after a short rest at the lake, she hikes 2.7 km in a direction of 16° east of south to the scenic overlook.