What is a compound?

a poly element pure substance

a homogenous mixture

a single element pure substance

a heterogeneous mixture

A van increased in speed from 20 km/h to 30 km/h in 5s. Calculate the acceleration

A galvanometer coil having a resistance of 20 Ω and a full-scale deflection at 1.0 mA is connected in series with a 4980 Ω resistance to build a voltmeter. What is the maximum voltage that this voltmeter can read?

Matter moves up & down when the energy moves from left to right. T OR F

Which position represents spring in the northern hemisphere

What is the compare the strength of static, sliding, and rolling friction

How many grams of coffee must evaporate from 350 g of coffee in a 100-g glass cup to cool the coffee from 95.0ºC to 45.

Represented by symbol; all are found on a periodic table

Which of the following are likely to be affected by a magnet? Check all that apply. A. A DVD B. A credit card C. An access card you scan for entry into a building D. A CD

Albert Einstein first hypothesized that a large object, such as a planet, bends the space around it. This hypothesis became part of the theory of relativity, which is about how objects affect the space and time around them.

Explain how high-pressure and low pressure systems are different